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Suppliments our body needs

Probiotic

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Definition:
Probiotics are “live microorganisms, which, when administered in adequate amounts, confer a health benefit on the host.” (Microorganisms are tiny living organisms—such as bacteria, viruses, and yeasts—that can be seen only under a microscope.)

Probiotics are not the same thing as prebiotics—nondigestible food ingredients that selectively stimulate the growth and/or activity of beneficial microorganisms already in people’s colons. When probiotics and prebiotics are mixed together, they form a synbiotic.

Probiotics are available in foods and dietary supplements (for example, capsules, tablets, and powders) and in some other forms as well. Examples of foods containing probiotics are yogurt, fermented and unfermented milk, miso, tempeh, and some juices and soy beverages. In probiotic foods and supplements, the bacteria may have been present originally or added during preparation.

Most probiotics are bacteria similar to those naturally found in people’s guts, especially in those of breastfed infants (who have natural protection against many diseases). Most often, the bacteria come from two groups, Lactobacillus or Bifidobacterium. Within each group, there are different species (for example, Lactobacillus acidophilus and Bifidobacterium bifidus), and within each species, different strains (or varieties). A few common probiotics, such as Saccharomyces boulardii, are yeasts, which are different from bacteria.

Probiotic bacterial cultures are intended to assist the body’s naturally occurring gut flora, an ecology of microbes, to re-establish themselves. They are sometimes recommended by doctors, and, more frequently, by nutritionists, after a course of antibiotics, or as part of the treatment for gut related candidiasis. Claims are made that probiotics strengthen the immune system to combat allergies, excessive alcohol intake, stress, exposure to toxic substances, and other diseases. In these cases, the bacteria that work well with our bodies may decrease in number, an event which allows harmful competitors to thrive, to the detriment of our health.

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Maintenance of a healthy gut flora is, however, dependent on many factors, especially the quality of food intake. Including a significant proportion of prebiotic foods in the diet has been demonstrated to support a healthy gut flora and may be another means of achieving the desirable health benefits promised by probiotics.

Adverse Effects:-
There is no published evidence that probiotic supplements are able to completely replace the body’s natural flora when these have been killed off; indeed bacterial levels in faeces disappear within days when supplementation ceases. While the oral use of probiotics is considered safe and even recommended by World Health Organization under specific guidelines , in some specific situations (such as critically ill patients) they could be potentially harmful. In one therapeutic clinical trial, a probiotic cocktail have been shown to increase the death rates of patients with acute pancreatitis , but was given through tube feeding directly in the intestine instead of the usual oral way since oral re-feeding following acute pancreatitis increases morbidity and mortality. Some other therapeutic use of probiotics have been shown to be beneficial for other types of patients.

Potential benefits:-
Experiments into the benefits of probiotic therapies suggest a range of potentially beneficial medicinal uses for probiotics. For many of the potential benefits, research is limited and only preliminary results are available. It should be noted that the effects described are not general effects of probiotics. All effects can only be attributed to the strain(s) tested, not to the species, nor to the whole group of LAB (or other probiotics).

Managing Lactose Intolerance
As lactic acid bacteria actively convert lactose into lactic acid, ingestion of certain active strains may help lactose intolerant individuals tolerate more lactose than what they would have otherwise. In practice probiotics are not specifically targeted for this purpose, as most are relatively low in lactase activity as compared to the normal yogurt bacteria.

Prevention of Colon Cancer
In laboratory investigations, some strains of LAB have demonstrated anti-mutagenic effects thought to be due to their ability to bind with heterocyclic amines, which are carcinogenic substances formed in cooked meat. Animal studies have demonstrated that some LAB can protect against colon cancer in rodents, though human data is limited and conflicting. Most human trials have found that the strains tested may exert anti-carcinogenic effects by decreasing the activity of an enzyme called ?-glucuronidase (which can generate carcinogens in the digestive system). Lower rates of colon cancer among higher consumers of fermented dairy products have been observed in some population studies.

Cholesterol Lowering
Animal studies have demonstrated the efficacy of a range of LAB to be able to lower serum cholesterol levels, presumably by breaking down bile in the gut, thus inhibiting its reabsorption (which enters the blood as cholesterol). Some, but not all human trials have shown that dairy foods fermented with specific LAB can produce modest reductions in total and LDL cholesterol levels in those with normal levels to begin with, however trials in hyperlipidemic subjects are needed.

Lowering Blood Pressure
Several small clinical trials have shown that consumption of milk fermented with various strains of LAB can result in modest reductions in blood pressure. It is thought that this is due to the ACE inhibitor-like peptides produced during fermentation.

Improving Immune Function and Preventing Infections
LAB are thought to have several presumably beneficial effects on immune function. They may protect against pathogens by means of competitive inhibition (i.e., by competing for growth) and there is evidence to suggest that they may improve immune function by increasing the number of IgA-producing plasma cells, increasing or improving phagocytosis as well as increasing the proportion of T lymphocytes and Natural Killer cells. Clinical trials have demonstrated that probiotics may decrease the incidence of respiratory tract infections and dental caries in children. LAB foods and supplements have been shown to be effective in the treatment and prevention of acute diarrhea, and in decreasing the severity and duration of rotavirus infections in children and travelers’ diarrhea in adults.

Helicobacter pylori
LAB are also thought to aid in the treatment of Helicobacter pylori infections (which cause peptic ulcers) in adults when used in combination with standard medical treatments.

Antibiotic-associated diarrhea
A meta-analysis suggested probiotics may reduce antibiotic-associated diarrhea. A subsequent randomized controlled trial also found benefit in elderly patients.

Reducing Inflammation
LAB foods and supplements have been found to modulate inflammatory and hypersensitivity responses, an observation thought to be at least in part due to the regulation of cytokine function. Clinical studies suggest that they can prevent reoccurrences of inflammatory bowel disease in adults, as well as improve milk allergies and decrease the risk of atopic eczema in children.


Improving Mineral Absorption

It is hypothesized that probiotic lactobacilli may help correct malabsorption of trace minerals, found particularly in those with diets high in phytate content from whole grains, nuts, and legumes.[27]


Prevents Harmful Bacterial Growth Under Stress

In a study done to see the effects of stress on intestinal flora, rats that were fed probiotics had little occurrence of harmful bacteria latched onto their intestines compared to rats that were fed sterile water.

Irritable Bowel Syndrome and Colitis
B. infantis 35624, sold as Align, was found to improve some symptoms of irritable bowel syndrome in women in a recent study. Another probiotic bacterium, Lactobacillus plantarum 299V, was also found to be effective in reducing IBS symptoms. Additionally, a probiotic formulation, VSL3, was found to be effective in treating ulcerative colitis. Bifidobacterium animalis DN-173 010 may help.

Synbiotics:
It is also possible to increase and maintain a healthy bacterial gut flora by increasing the amounts of prebiotics in the diet such as inulin, raw oats, and unrefined wheat.

As probiotics are mainly active in the small intestine and prebiotics are only effective in the large intestine, the combination of the two may give a synergistic effect. Appropriate combinations of pre- and probiotics are synbiotics.

Synbiotics have also been defined as metabolites produced by ecoorgan or by synergistic action of prebiotics and probiotics e.g. short chain fatty acids, other fatty acids, amino acids, peptides, polyamines, carbohydrates, vitamins, numerous antioxidants and phytosterols, growth factors, coagulation factors, various signal molecules such as cytokine-like bacteriokines.

Foods that contain probiotic:
Probiotics are available in foods and dietary supplements (for example, capsules, tablets, and powders) and in some other forms as well. Examples of foods containing probiotics are yogurt, fermented and unfermented milk, miso, tempeh, and some juices and soy beverages. In probiotic foods and supplements, the bacteria may have been present originally or added during preparation.It is found plenty in garlic,honey, leeks,onions and whole grains.

The most common form for probiotics are dairy products and probiotic fortified foods. However, tablets, capsules, powders and sachets containing the bacteria in freeze dried form are also available.

TOP KILLERS OF PROBIOTICS:

*Overuse of prescription antibiotics
*Sugar
*GMO foods
*Inflammatory gluten
*Emotional stress
*Medications
*Alcohol (except for red wine)
*Lack of exercise
*Over-sanitation
*Smoking
*Poor sleep habits

Research:
Research about probiotics shows both benefits and harm.

A 2007 study at University College Cork in Ireland showed that a diet including milk fermented with Lactobacillus bacteria prevented Salmonella infection in pigs.

A 2007 clinical study at Imperial College London showed that preventive consumption of a commercially available probiotic drink containing L casei DN-114001, L bulgaricus, and S thermophilus can reduce the incidence of antibiotic-associated diarrhea and C difficile-associated diarrhea.

In a double-blind, placebo-controlled therapeutic study on the effects of a probiotic cocktail on pancreatitis at University Medical Center Utrecht (UMC), 24 out of 296 patients died between 2004 and 2007, with more deaths among those receiving the probiotic cocktail directly in the intestine. According to the spokesman of UMC, it is likely that some of these deaths would not have occurred without the probiotics, although other therapeutic trials conducted on probiotics were more positively conclusive
You may click to see:->Beneficial effects of probiotic strains

Probiotics and Colorectal Cancer

The Probiotics Revolution

Sources:
http://en.wikipedia.org/wiki/Probiotic
http://www.medicinenet.com/probiotics/article.htm

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Suppliments our body needs

Brewer’s yeast

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Description
Brewer’s yeast is an ingredient that is used to ferment sugars to alcohol in the brewing of beer. It consists of the ground, dried cells of Saccharomyces cerevisiae, a one-celled plant that is a variety of fungus.

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Brewer’s yeast contains all the essential amino acids, 14 minerals, and 17 vitamins. It is one of the best natural sources of the B-complex vitamins thiamin, riboflavin, niacin, B6, pantothenic acid, biotin, and folic acid. It is also high in minerals, including chromium, zinc, iron, phosphorus, and selenium. Brewer’s yeast is also a good source of protein. It contains approximately 16 g of protein per 30 g of powdered yeast. Brewer’s yeast is a good source of RNA, an immune-enhancing nucleic acid that may help in the prevention of degenerative diseases and slowing the aging process.

Brewer’s yeast is an active yeast used to make beer and can also be grown specifically to make nutritional supplements. It is a rich source of minerals (particularly chromium), protein, and the B-complex vitamins. Brewer’s yeast is bitter in taste and should not be confused with baker’s yeast, nutritional yeast, or torula yeast as these forms of yeast are low in chromium. Chromium is an essential trace mineral that helps the body maintain normal blood sugar levels. It occurs naturally in the environment and is an important contributor to human health. Some experts estimate that as many as 90% of Americans don’t get enough chromium in their diet.

Active dried yeast, a granulated form in which yeast is commercially sold

General Uses:

Baking:Yeast, specifically Saccharomyces cerevisiae, is used in baking as a leavening agent, where it converts the fermentable sugars present in the dough into carbon dioxide.

Bioremediation
Some yeasts can find potential application in the field of bioremediation. One such yeast Yarrowia lipolytica is known to degrade palm oil mill effluent,TNT (an explosive material), and other hydrocarbons such as alkanes, fatty acids, fats and oils.

Industrial ethanol production
The ability of yeast to convert sugar into ethanol has been harnessed by the biotechnology industry, which has various uses including ethanol fuel. The process starts by milling a feedstock, such as sugar cane, sweetcorn, or cheap cereal grains, and then adding dilute sulfuric acid, or fungal amylase enzymes, to break down the starches in to fermentable sugars. Yeasts are then added to convert the fermentable sugars to ethanol, which is then distilled off to obtain ethanol up to 96% in concentration.

Kombucha:
A Kombucha culture fermenting in a jar Yeast in symbiosis with acetic acid bacteria is used in the preparation of Kombucha, a fermented sweetened tea. Species of yeast found in the tea can vary, and may include: Brettanomyces bruxellensis, Candida stellata, Schizosaccharomyces pombe, Torulaspora delbrueckii and Zygosaccharomyces bailii

Medicinal Uses
Vegetarians have used brewer’s yeast as a source of protein, vitamins, and minerals for many years. In addition to being an excellent nutritional supplement, brewer’s yeast is often recommended to regulate blood sugar levels, improve the health of the skin, control diarrhea, lower cholesterol, and repel insects.

Brewer’s yeast is one of the best sources of the mineral chromium. Two tablespoons of brewer’s yeast yields about 120 micrograms (μg) of chromium, an amount equal to the recommended daily allowance. Chromium is an important factor in regulating blood sugar levels. High levels of chromium increase glucose tolerance. Diabetes and hypoglycemia are two conditions in which blood sugar levels are unstable. Brewer’s yeast has been reported to help improve symptoms of diabetes and hypoglycemia, and may act to prevent diabetes from developing in persons with a family history of diabetes and in those who have problems with blood sugar metabolism. One Danish study reported that people with hypoglycemia showed an improvement in their symptoms after taking 2 tbsp of brewer’s yeast every day for one month.

B-complex vitamins are important for healthy skin and nails. Persons deficient in these vitamins may benefit from taking brewer’s yeast as it is rich in B-complex vitamins. A compound derived from brewer’s yeast, skin respiratory factor (SRF) reportedly has wound healing properties. SRF has been a component in over-the-counter hemorrhoid remedies for more than four decades. SRF also has been used to treat skin problems. Brewer’s yeast has been used in the treatment of contact dermatitis, a condition of the skin characterized by red, itchy, and inflamed skin.

Another component of brewer’s yeast also has wound healing properties. Glucan, a substance derived from the yeast, has been shown to improve wound healing in mice by activating macrophages and promoting the growth of skin cells and capillaries.

Brewer’s yeast may help to prevent constipation. Thirty grams of brewer’s yeast contains approximately 6 grams of dietary fiber (24% of the recommended daily amount). Fiber is an important part of the diet as it helps increase the bulk of fecal matter, thereby promoting healthy bowels and intestines. Brewer’s yeast has also been found to be helpful in cases of diarrhea. The yeast acts to encourage the growth of good bacteria in the intestines.

Studies show that brewer’s yeast may be helpful in decreasing cholesterol and raising HDL levels (the good cholesterol). A study performed at Syracuse University in New York reported that persons who consumed 2 tbsp of brewer’s yeast daily for two months reduced their cholesterol levels by 10%.

Pet owners have known about the ability of brewer’s yeast ability to repel ticks and fleas for many years. Wafers that contain brewer’s yeast can be given to animals for this purpose. Powdered brewer’s yeast may be sprinkled on the animal’s food also. The large amounts of thiamine in brewer’s yeast may act to repel mosquitoes from humans as well.

Generous doses of brewer’s yeast may help to prevent cancers such as prostate cancer. When combined with wheat germ, brewer’s yeast is helpful in preventing heart problems. Brewer’s yeast may also be helpful in the treatment of fatigue or low energy.

Brewer’s yeast is often used as a source of B-complex vitamins and chromium. The B-complex vitamins in brewer’s yeast include B1 (thiamine), B2 (riboflavin), B3 (niacin), B5 (pantothenic acid), B6 (pyridoxine), B9 (folic acid), and H (biotin). These vitamins help break down carbohydrates, fats, and proteins, which provide the body with energy. They also support the nervous system, help maintain the muscles used for digestion, and promote the health of skin, hair, eyes, mouth, and liver.

Stress

Some consider B-complex vitamins to be important during times of physical and/or emotional stress. Therefore, a healthcare professional may recommend using brewer’s yeast as a source of B vitamins for ongoing or recurrent illnesses, such as chronic fatigue syndrome or depression.

Injury
Similarly, the B complex is considered an important nutrient following an injury. Therefore, sources of vitamin B may be recommended during recovery, for example, from a wound or a burn.

Diabetes
Some studies suggest that chromium supplements may help individuals with diabetes. This condition is characterized by abnormally high levels of sugar in the blood. People with diabetes either do not produce enough insulin—a hormone that is needed to convert sugar, starches and other food into energy needed for daily life—or cannot use the insulin that their bodies produce. Chromium may reduce blood sugar levels as well as the amount of insulin needed by individuals with this condition. Given that brewer’s yeast is a rich source of chromium, this may prove to be a valuable nutritional supplement for people with diabetics, particularly because brewer’s yeast is more easily absorbed than other sources of chromium.

High Cholesterol
As stated earlier, brewer’s yeast is an important source of chromium. This mineral can help lower LDL (“bad” cholesterol) levels in the blood and raise HDL (“good” cholesterol) levels. In addition, some experts suggest that other factors found in brewer’s yeast also help lower cholesterol.

Weight Loss
Although some studies suggest that chromium may improve lean body mass and reduce body fat, its effects are minor compared to those of exercise and a well-balanced diet.

Available Forms
Brewer’s yeast is available in powder, tablet, and liquid forms.

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How to Take It
Pediatric
There are no known scientific reports on the therapeutic use of brewer’s yeast in children.

Adult

4 Tbsp/day dissolved in juice or water. If this amount causes gas (which can occur in individuals with diets low in B vitamins), begin with 1 Tbsp/day and slowly increase dosage.

Precautions
Because supplements may have side effects or interact with medications, they should be taken only under the supervision of a knowledgeable healthcare provider.

Individuals with frequent yeast infections should avoid taking brewer’s yeast as this supplement may aggravate symptoms.

Possible Interactions
If you are currently being treated with any of the following medications, you should not use brewer’s yeast without first talking to your healthcare provider.

Antidepressants, Monoamine Oxidase Inhibitors (MAOIs)
Brewer’s yeast contains a significant amount of tyramine, a substance that should be avoided by individuals taking antidepressant medications known as monoamine oxidase inhibitors (MAOIs). Examples of MAOIs include phenelzine, tranylcypromine, pargyline, selegiline (also used for Parkinson’s disease), and isocarboxazid. This interaction may lead to “hypertensive crisis,” a rapid and severe increase in blood pressure that is characterized by nausea and vomiting, headache, and irregular heartbeat. This reaction may even result in a heart attack or stroke.

Narcotics for Pain
As with MAOI antidepressants, brewer’s yeast may also lead to “hypertensive crisis” if taken with meperidine, a narcotic medication used to relieve intense pain.

Help taken from:www.healthline.com , www.umm.edu and en.wikipedia.org

 

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Selenium

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What is selenium?…..click & see
An essential trace element, selenium is nonmetallic, gray in appearance, and similar to sulfur in its chemical composition. It is often available in single or multivitamin supplements.

Why do we need it?
Selenium is needed to activate a number of hormones produced by the thyroid gland. It also activates an antioxidant enzyme called glutathione peroxidase, which may help protect the body from cancer, and has been shown to induce “apoptosis” (programmed cell death) in cancer cells. Selenium also plays a vital role in the functioning of the immune system. Studies have found that selenium supplementation stimulates the activity of white blood cells. It also enhances the effect of vitamin E, one of three vitamins that act as antioxidants.

How much selenium should I take?
According to the National Academy of Sciences, the recommended daily allowance (RDA) of selenium is as follows:

Adult men: 55 micrograms/day
Adult women: 55 micrograms/day
Children aged 7-10: 30 micrograms/day
Infants: between 10-15 micrograms/day
Pregnant/lactating women: between 65-75 micrograms/day


What are some good sources of selenium?

Brazil nuts are the best source of selenium. Yeast, whole grains, garlic and seafood are also good sources. Some vegetables may contain considerable amounts of selenium depending on the content of selenium in the soil.

What can happen if I don’t get enough selenium?
While most people do not consume enough selenium on a daily basis, severe deficiency is rare. Soils in some areas are selenium deficient, and people who eat foods grown primarily on selenium-poor soils can be at greater risk for deficiency. The most notable condition caused by selenium deficiency is Keshan disease, which causes an abnormality of the heart muscle. Some studies have shown that patients with AIDS have abnormally low levels of selenium. Other research has demonstrated an association between heart disease and depleted levels of selenium.

What can happen if I take too much?
Taking large amounts (more than 1,000 micrograms) of selenium per day can cause the loss of fingernails, teeth, and hair; nausea; and fatigue. In conjunction with iodine-deficiency induced goiter, selenium supplementation has been reported to increase the severity of low thyroid function.

Source:CheroFind.com

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Different Suppliments that We Buy

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Supplements come in a variety of forms that affect both their ease of use and, in some cases, their rate of absorption.

Common Forms

For most people, tablets and capsules are the most convenient form of supplement to take, but there are other options as well.

Tablets: Easily stored, tablets will generally keep longer than other supplement forms. In addition to the vitamin itself, tablets often contain generally inert additives known as excipients. These compounds bind, preserve, or give bulk to the supplement, and help tablets break down more quickly in the stomach. Increasingly, supplements are available in capsule-shaped, easy-to-swallow tablets called “caplets.”

Capsules: The fat-soluble vitamins A, D, and E are typically packaged in “softgel” capsules. Other vitamins and minerals are processed into powders or liquids and then encapsulated. Like tablets, capsules are easy to use and store. They also tend to have fewer additives than tablets, and there is some evidence that they dissolve more readily (though this doesn’t mean they are better absorbed by the body — just that they may be absorbed more quickly).

Powders: People who find pills hard to swallow can use powders, which can be mixed into juice or water, or stirred into food. (Ground seeds such as psyllium and flaxseed often come in powdered form.) Powders also allow dosages to be adjusted easily. Because they may have fewer binders or additives than tablets or capsules, powders are useful for individuals who are allergic to certain substances. In addition, powders are often cheaper than tablets or capsules.

Liquids: Liquid formulas for oral use are easy to swallow and can be flavored. Many children’s formulas are in liquid form. Some supplements (such as vitamin E) also come in liquids for applying topically to the skin. Eyedrops are another type of liquid.

Chewables: Such supplements — usually packaged as flavored wafers — are particularly recommended for those who have trouble getting pills down. In this book, the most common wafer form is DGL, a licorice preparation. DGL is activated by saliva, so the wafers must be chewed, not simply swallowed.

Lozenges: A number of supplements are available as lozenges or drops that are intended to dissolve gradually in the mouth, either for ease of use or, in the case of zinc lozenges, to help in the treatment of colds and the flu.

Sublingual tablets: A few supplements, such as vitamin B12, are formulated to dissolve under the tongue, providing quick absorption into the bloodstream without interference from stomach acids and digestive enzymes.

Special Formulations

You will usually pay more for a supplement if the label says “timed-release” or “chelated.” Does it provide extra benefits? Hardly ever, according to available data, and so paying more for this type of product is generally a waste of money.

Timed-release formulas: These formulas contain microcapsules that gradually break down to release the vitamin steadily into the bloodstream over roughly 2 to 10 hours, depending on the product. (“Sustained-release” is another term that describes the same process.)

There are no reliable studies showing that timed-release formulas are more efficiently utilized by the body than conventional capsules or tablets — in fact, the gel-like substance that acts to delay the release may actually interfere with the absorption of fat-soluble vitamins. And although timed-release versions of niacin may help prevent unpleasant side effects, this formulation (which is commonly used to lower cholesterol) can be harmful, so is not recommended.

Chelated minerals:
Chelation is a process in which a mineral is bonded to another substance, or “chelator” — usually an amino acid. This attached substance is supposed to enhance the body’s absorption of the mineral. In most cases, there’s no proof that chelated minerals are absorbed any better or any quicker than nonchelated minerals.

In fact, there is no solid information that any process or added ingredients improve the absorption of vitamins or most minerals. It’s more important that supplements meet standards for dissolving within a set period of time — indicated by the designation “USP” on the label.

Natural sources:
Advertising claims imply that the vitamins derived from “natural” sources (such as vitamin E from soybeans) are better than “synthetic” vitamins created chemically in a laboratory. They may state that their natural products are more potent or more efficiently absorbed — and manufacturers generally charge more for natural products. But what is “natural”?

Actually, most supplements, no matter what their source, undergo processing with chemicals in laboratories. Some products labeled “natural” are really synthetic vitamins with plant extracts or minute amounts of naturally derived vitamins mixed in. Hence, “vitamin C from rose hips” may be mostly synthetic. And even the most natural products are refined and processed, and contain some additives. In any case, there’s no difference chemically between natural and synthetic vitamins — nor can your body distinguish between the two.

Some researchers consider natural sources of vitamin E more effective than synthetic versions. But the International Units (IUs) used to measure vitamin E’s potency take this into account, so a capsule designated to provide 400 IUs will have that potency no matter what its source.

Generally, there’s no reason to pay more for supplements advertised as “natural.” The cheapest synthetic vitamin or mineral supplement will give you the same benefit. Of course, the cheapest supplement isn’t always the best. You should check the excipients, or additives, in a supplement to be sure that you aren’t allergic to any — and you may have to pay more for a supplement with fewer of these filler ingredients.

Herbal Remedies

You can purchase whole herbs and make up your own formulations. But for ease of use, tablets, capsules, and the other prepackaged forms described here (including forms for external use) are readily available in drugstores, supermarkets, and health-food stores.

Tablets and capsules: You can avoid the taste of the herb if you take it in tablet or capsule form. Both tablets and capsules are prepared using either a whole herb or an extract containing a high concentration of the herb’s active components. In either form, the constituents are ground into a powder that can be pressed into tablets or encapsulated. Some herbs are available in enteric-coated capsules, which pass through the stomach to the small intestine before dissolving, minimizing potential gastrointestinal discomfort and, for some herbs, enhancing absorption into the bloodstream.

Tinctures: These concentrated liquids are made by soaking the whole herb or parts of it in water and ethyl alcohol. The alcohol extracts and concentrates the herb’s active components. (Nonalcoholic concentrations can be made using glycerin.) Tinctures are usually taken in small doses — say 20 drops, or 1 ml, three times daily — diluted with water or juice.

Teas, infusions, decoctions: Less concentrated than tinctures, teas and infusions are brewed from fresh or dried flowers, leaves, or roots of an herb; these can be purchased in bulk or in tea bags. Although tea is generally made with boiling water, the herbal teas recommended in this book are prepared as infusions, using hot water on the verge of boiling, which preserves the beneficial oils that can be dissipated by the steam of boiling water. As for decoctions, the tougher parts of an herb (stems or bark) are generally simmered for at least half an hour.

Use these liquid remedies as soon as possible after brewing them, because they start to lose their potency within a few hours of exposure to air. Store them in tightly sealed glass jars in the refrigerator, and they’ll retain some strength for up to three days.

Oils: Oils extracted from herbs can be commercially distilled to form potent concentrations for external use. These so-called essential oils are usually placed in a neutral “carrier” oil, such as almond oil, before use on the skin. (Milder “infused” oils can be prepared at home.) Essential herbal oils should never be ingested. The exception is peppermint oil. A few drops on the tongue are recommended for bad breath, and capsules are beneficial for irritable colon.

Gels, ointments, and creams
: Gels and ointments, which are made from fats or oils of aromatic herbs, are applied to the skin to soothe rashes, heal bruises or wounds, and serve other therapeutic purposes. Creams are light oil-and-water mixtures that are partly absorbed by the skin, allowing it to breathe while also keeping in moisture. Creams can be used for moisturizing dry skin, for cleansing, and for relieving rashes, insect bites, or sunburn.

Standardized Extracts

When herbs are recommended in this book, we often suggest you look for “standardized extracts.” Herbalists and manufacturers use this term to describe the consistency of a product. When creating an herbal supplement, manufacturers can extract the active components from the whole herb. These active ingredients — say, the allicin in garlic or the ginsenosides in ginseng — are then concentrated and made into a supplement (tablets, capsules, or tinctures). They are standardized to supply you with a precise amount in each dose.

Sometimes, instead of standardized extracts, manufacturers process the whole, or crude, herb. In this case, the whole herb is simply air- or freeze-dried, made into a powder, and then packaged into a supplement — again a capsule, tablet, tincture, or other form.

Whether a standardized extract or the crude herb is better is an ongoing controversy among herbalists. Supporters of crude herb supplements contend that the whole herb may contain still unidentified active ingredients, and that only through ingesting the entire herb can all the benefits be obtained. On the other hand, advocates of standardized extracts argue that the active ingredients in whole herbs can vary greatly depending on where they’re grown and how the herbs are harvested and processed. Standardization proponents say the only way to be sure you’re receiving a consistent amount of active ingredients is by taking standardized extracts.

Although standardized products are indeed more consistent from batch to batch, this fact doesn’t guarantee that they are more effective than whole-herb products. But in many cases, you would have to use a much greater amount of a whole herb to achieve a similar therapeutic effect. More to the point, reliability and consistency can be of great value, particularly when a product proves to be beneficial for a specific disorder.

When you buy standardized extracts: The amount of an active or main ingredient in a standardized herbal extract is often expressed as a percentage: Milk thistle “standardized to contain 80% silymarin” means that 80% of the extract contains that ingredient. Accordingly, recommendations in this book for most standardized products are given as percentages. For example, a 150 mg dose of milk thistle standardized to contain 80% silymarin contains 120 mg silymarin (150 x .80 = 120). Sometimes, though, a standardized extract product will simply state the actual amount of active ingredient you’re getting (e.g., 120 mg silymarin) rather than listing a percentage.

Multisupplements

Multivitamin and mineral formulas are not new products, and many herbs have traditionally been paired with others to enhance their benefits. The most straightforward pairings combine herbs with similar effects, such as valerian and chamomile, which both act as sedatives. Other formulas include herbs that address different symptoms of an ailment, not unlike a combination cold remedy that has one ingredient for congestion, another for sore throat. Still others feature an array of substances touted as antioxidant “cocktails.” And supplement manufacturers have also marketed herbs with vitamins and other nutritional supplements such as amino acids.

Some of these combinations can promote health and may also save you money. In addition, you may find that fewer pills are needed to obtain the desired effect. For example, liver-detoxifying products called lipotropic combinations often include the nutrients choline, inositol, and methionine and the herb milk thistle — all of which, in a blend, assist liver function. These formulas cost less and are more convenient to take than individual supplements.

In some combination products, however, certain ingredients are present in such small quantities that they can’t have any therapeutic effect. They are there simply to promote the product. So it pays to check the label to determine the amount of each ingredient.

The Hype Factor

In an effort to distinguish one brand from another, supplement manufacturers have come up with their own jargon in promoting their products. The following terms commonly appear on supplement labels and in advertisements. Each term implies a superior product, but none has a standard definition agreed upon by experts or by the regulations governing the manufacture and sale of supplements. Pay attention to the specific ingredients and directions on a label rather than the hype of these terms:

Clinically Proven
Essential
Guaranteed Potency
Highly Concentrated
Maximum Absorption
Natural (or Naturally Occurring)
Nutritionally Comprehensive
Pure
Quality Extract
Scientifically Standardized

Source:Your Guide to Vitamin, Minerals and Herbs (Reader’s Digest)

Categories
Suppliments our body needs

Basic Types of Suppliments

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Anyone who has strolled down a dietary supplement aisle is aware of — and possibly overwhelmed by — the huge variety. Counting different brands and combinations of supplements, there are literally thousands of choices available. You’ll hardly encounter this many in one location, but even a far more limited selection in your local supermarket can be confusing.

One reason for so much variety is that marketers are constantly trying to distinguish their own brands from others, and so they devise different dosages, new combinations, and creatively worded claims for their products. At the same time, scientists have found new and better ways of extracting nutritional components from plants and synthesizing nutrients in a laboratory — discoveries that have resulted in many new products.

To make informed decisions, it’s essential to understand the terms used on supplement labels, as well as the properties and characteristics of specific supplements. But to avoid feeling overwhelmed by all the choices facing you, it’s useful first to learn the basic types of supplements that are available and the key functions they perform in helping to keep you healthy.

Vitamins

A vitamin is a chemically organic substance (meaning it contains carbon) essential for regulating both the metabolic functions within the cells and the biochemical processes that release energy from food. In addition, evidence is accumulating that certain vitamins are antioxidants — substances that protect tissues from cell damage and may possibly help prevent a number of degenerative diseases.

With a few exceptions (notably vitamins D and K), the body cannot manufacture vitamins, so they must be ingested in food or nutritional supplements. There are 13 known vitamins, and these can be categorized as either fat-soluble (A, D, E, and K) or water-soluble (eight B vitamins and C). The distinction is important because the body stores fat-soluble vitamins for relatively long periods (months or even years); water-soluble vitamins (except for vitamin B12), on the other hand, remain in the body for a short time and must be replenished more frequently.

Minerals

Minerals are present in your body in small amounts: All together, they add up to only 4% of body weight. Yet these inorganic substances, which are found in the earth’s crust as well as in many foods, are essential for a wide range of vital processes, from basic bone formation to the normal functioning of the heart and digestive system. A number of minerals have been linked to the prevention of cancer, osteoporosis, and other chronic illnesses.

As with vitamins, humans must replenish their mineral supply through food or with supplements. The body contains more than 60 different minerals, but only 22 are considered essential. Of these, seven — including calcium, chloride, magnesium, phosphorus, potassium, sodium, and sulfur — are usually designated macrominerals, or major minerals. The other 15 minerals are termed trace minerals, or microminerals, because the amount that the body requires each day for good health is tiny (usually it’s measured in micrograms, or millionths of a gram).

Herbs

Herbal supplements are prepared from plants –– often using the leaves, stems, roots, and/or bark, as well as the buds and flowers. Known for centuries as medicinal agents, many plant parts can be used in their natural form, or they can be refined into tablets, capsules, powders, tinctures, and other supplement formulations.

Many herbs have several active compounds that interact with one another to produce a therapeutic effect. An herbal supplement may contain all of the compounds found in a plant, or just one or two of the isolated compounds that have been successfully extracted. For some herbs, however, the active agents simply haven’t been identified, so using the complete herb is necessary to obtain all its benefits.

Of the hundreds of remedies that are surfacing in the current rebirth of herbal medicines, the majority are being used to treat chronic or mild health problems. Increasingly, herbs are also being employed to attain or maintain good health — for example, to enhance the immune system, to help maintain low blood cholesterol levels, or to safeguard against fatigue. Less commonly, some herbs are now recommended as complementary therapy for acute or severe diseases.

Nutritional supplements

These nutrients include a diverse group of products. Some, such as fish oils, are food substances that scientists have concluded possess disease-fighting potential. Flavonoids, soy isoflavones, and carotenoids are phytochemicals — compounds found in fruits and vegetables that work to lower the risk of disease and may alleviate symptoms of some ailments.

Other nutritional supplements, such as DHEA, melatonin, and coenzyme Q10, are substances present in the body that can be re-created synthetically in a laboratory. A similar example is acidophilus, a “friendly” bacterium in the body that, taken as a supplement, may aid in the treatment of digestive disorders. Amino acids, which are building blocks for proteins and may play a role in strengthening the immune system and in other health-promoting activities, have been known to scientists for many years. Only recently, however, have they been marketed as individual dietary supplements.

Source:Your Guide to Vitamin, Minerals and Herbs (Reader’s Digest)

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