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niacin
(redirected from Vitamin B3)

   Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson 0.02 sec.
niacin: see coenzyme biotin, is a member of the B complex; it was first isolated in 1935 from dried egg yolk, and its structure was established in 1942. Biotin is usually found attached to a lysine residue in certain enzymes, where it participates in reactions involving the transfer of carboxyl
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; vitamin vitamin, group of organic substances that are required in the diet of humans and animals for normal growth, maintenance of life, and normal reproduction. Vitamins act as catalysts; very often either the vitamins themselves are coenzymes , or they form integral parts
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niacin

 or nicotinic acid or vitamin B3

Water-soluble vitamin of the vitamin B complex, essential to growth and health in animals, including humans. It is found in the body only in combined form as a coenzyme, nicotinamide adenine dinucleotide (NAD), which is involved in the metabolism of carbohydrates and the oxidation of sugar derivatives and other substances. One of the most stable vitamins, it survives most cooking and most preserving processes. It is widely found in dietary sources, especially lean meat. Deficiency causes pellagra. It is used as a drug to reduce high cholesterol levels in the blood.


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Calcium and magnesium, taken before bed in a 2:1 ratio (for example, 1,000 milligrams [mg] of calcium and 500 mg of magnesium), can induce sleep, as does vitamin B3 (niacinamide) in doses of 500 to 1,000 mg.
Feed Vitamins - vitamin A (retinol), vitamin E (tocopherol), vitamin B1 (thiamin), vitamin B3 (niacin), and vitamin D3 (cholecalciferol)
The Mega-Energy with Cholesterol Support Dietary Supplement contains Vitamin B3 which has shown to be an effective reducer of blood cholesterol levels, garlic which offers significant protection against heart disease and strokes and which has great ability to improve cholesterol levels, and Guggulsterones which reduce "bad" cholesterol (LDL-cholesterol).
 
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