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Vitamin Central
Usnic Acid
What is usnic acid? Why do we need it? Usnic acid is a type of chemical extracted from usnea, a type of lichen also known as old man's beard, because of its resemblance to human facial hair. When extracted from the plant, it is yellow and crystalline in appearance. Mixed…
Vitamin Central
Valine
What is valine? What do we need it? Valine is an essential amino acid. It belongs to a special group of amino acids called branched-chain amino acids (BCAAs), which are needed to help maintain and repair muscle tissue. Valine also helps prevent muscle proteins from breaking down during exercise. While…
Vitamin Central
Vanadium
What is vanadium? What do we need it? Vanadium is a trace element that is absorbed in the intestines and stored in the liver and bones. It helps to normalize blood sugar imbalances and increases the metabolism and conversion of glucose into lipids. Although it has yet to be recognized…
Vitamin Central
Vinpocetine
What is vinpocetine? Vinpocetine is an alkaloid derived from an extract of a plant known as the lesser periwinkle, a type of shrub native to Europe. Although it has been sold throughout Europe for years, vinpocetine has only recently been made available in the United States. In Europe, vinpocetine is…
Vitamin Central
Vitamin A
Why do we need vitamin A? Vitamin A is part of a group of compounds known as retinoids. Vitamin A promotes good eyesight and helps keep the skin and mucous membranes resistant to infection. Vitamin A also enhances immunity, enabling the body to defend against colds, influenza, many infections, and…
Vitamin Central
Vitamin B1 (thiamin)
What is vitamin B1? Also known as thiamin, vitamin B1 is a water-soluble vitamin. Since it is not stored in body fat, after the body uses what it needs, any excess vitamin B1 is excreted in the urine. Why do we need it? Like most of the B vitamins, thiamin…
Vitamin Central
Vitamin B2 (Riboflavin)
What is vitamin B2? Also known as riboflavin, vitamin B2 is a water-soluble vitamin. Since it is not stored in body fat, after the body uses what it needs, any excess vitamin B2 is excreted in urine or sweat. Why do we need it? Vitamin B2 works with the other…
Vitamin Central
Vitamin B6 (Pyridoxine)
What is vitamin B6? Also known as pyridoxine, vitamin B6 is a water-soluble vitamin absorbed by the intestines and carried throughout the body in the bloodstream. Since it is not stored in body fat, after the body uses what it needs, any excess vitamin B6 is excreted in urine or…
Vitamin Central
Vitamin B12
What is vitamin B12? Discovered in 1948, vitamin B12 is a water-soluble vitamin absorbed in the intestines and carried throughout the body in the bloodstream. Since it is not stored in body fat, after the body uses what it needs, any excess B12 is excreted via urine or sweat. Why…
Vitamin Central
Vitamin C
Why do we need vitamin C? Vitamin C is one of several antioxidants shown to play a key role in the prevention of many types of cancers. Vitamin C maintains collagen, a protein necessary for the formation of skin, ligaments and bones. It also enhances the immune system, helps heal…
Vitamin Central
Vitamin D
What is vitamin D? Vitamin D is actually a term for a group of hormones that are stored mainly in the liver, as well as fat and muscle tissue. It is one of three vitamins naturally manufactured by the body, and it is produced by a chemical reaction to the…
Vitamin Central
Vitamin E
What is vitamin E? Also known as tocopherol or alpha-tocopherol, vitamin E is a fat-soluble vitamin stored in the liver. It is one of three vitamins which also act as antioxidants. Why do we need it? In its role as an antioxidant, vitamin E helps neutralize unstable particles called free…
Vitamin Central
Vitamin K
What is vitamin K? Vitamin K is a fat-soluble vitamin stored in the liver and the body's fat reserves. It is one of two naturally occurring vitamins in the body and is produced by bacteria that line the gastrointestinal tract. Why do we need it? Vitamin K's most important role…
Vitamin Central
Whey Protein
What is whey protein? Why do we need it? Whey protein is a dairy-based source of amino acids. During the process of making milk into cheese, whey protein is separated from the milk, then incorporated back into a variety of food products. Whether as an ingredient in foods or as…
Vitamin Central
Xylitol
What is xylitol? What is it used for? Xylitol is a naturally occurring substance found in plants, fruits and vegetables, in addition to being produced by the body. It is an alcohol form of xylose, and is often used as a sweetener. Xylitol is also a component of many manufactured…
Vitamin Central
Zinc
What is Zinc? Zinc is an important trace mineral. A bluish-white, metallic element, it is second only to iron in terms of its concentration in the body. Why do we need it? Zinc plays an important role in the proper functioning of the body's immune system. Several studies have shown…
Vitamin Central
N-Acetyl Cysteine
What is n-acetyl cysteine? Why do we need it? N-acetyl cysteine is an altered form of cysteine, an amino acid found in most types of foods and synthesized in the body. The body derives cysteine from n-acetyl cysteine. N-acetyl cysteine helps the body break down mucus. Research conducted in the…
Vitamin Central
NADH
What is NADH? Why do we need it? NADH stands for nicotinamide adenine dinucleotide. It's a chemical compound, and the active coenzyme form of vitamin B3. As such, it plays an essential role in the body's energy production. Recent research has focused on the potential uses of NADH and neurological…
Vitamin Central
Naringin
What is naringin? Why do we need it? Naringin is a type of flavonoid, a water-soluble pigment, found in grapefruits. By itself, naringin has little nutritional value, other than being responsible for giving grapefruit its bitter flavor, and possibly enhancing one's sense of taste. As a dietary supplement, however, naringin…
Vitamin Central
Niacin (vitamin B3)
What is niacin? Niacin, a white crystalline substance, belongs to the B-vitamin group. A water-soluble vitamin, it is absorbed in the intestines and carried throughout the body in the bloodstream. After the body uses what it needs, any excess niacin is excreted in urine. Why do we need it? Niacin…

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