vitamin B3


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to vitamin B3: Vitamin B5, Vitamin B4

vi·ta·min B3

1. obsolete term for nicotinamide and/or nicotinic acid;
2. obsolete term for pantothenic acid.

vitamin B3

An obsolete term for: 
(1) Nicotinic acid (niacin) and nicotinamide;  
(2) Pantothenic acid.

vitamin B,

n a water-soluble vitamin found in yeast, seeds, legumes, wild rice, and whole grains and available in three supplemental forms—niacin, inositol hexaniacinate, and niacin-amide. Has been used for deficien-cies (including low levels from isoniazid), high cholesterol (using niacin), intermittent claudication and Raynaud's phenomenon (using inositol hexaniacinate), osteoarthritis (using niacinamide), and diabetes (using niacinamide). High-dose niacin therapy may cause liver inflammation and is contraindicated for those with ulcers, gout, or excessive consumption of alcohol. Niacinamide is contraindicated for those taking anticonvulsant medications, and caution is advised for children and pregnant or lactating women, for whom the maximum daily dose is 35 mg. Also called
inositol hexanicotinate.
References in periodicals archive ?
This is not the first time vitamin B3 has been found in meteorites.
Jubilant is also the largest producer of Beta Picoline globally, a raw material used in the manufacture of Vitamin B3.
The study done by researchers at the University of California at Irvine gave the human dose equivalent of 2,000 to 3,000 mg of Vitamin B3 to mice with Alzheimer's.
The PDE 5A inhibitory activities of the four main ingredients in FRS 1000 (quercetin 1, vitamin B3, vitamin C, and caffeine) were then analyzed separately.
Jubilant Life Sciences, a significant player in the Nutrition market and ranked amongst the largest manufacturers of Vitamin B3 (Niacin & Niacinamide) in the world today announced a price-increase of 9% for Niacinamide, with immediate effect, for non-contract customers and wherever existing contracts permit.
TEHRAN (FNA)- Ancient Earth might have had an extraterrestrial supply of vitamin B3 delivered by carbon-rich meteorites, according to a new analysis by NASA-funded researchers.
Co-corresponding author Qin Yang explained that NNMT is an enzyme that processes vitamin B3 and has been linked to certain types of cancer, as well as Alzheimer's disease.
Vitamin B3 helps lower blood cholesterol, it's essential for healthy skin, and helps improve brain function.
The research, published in The Journal of Clinical Investigation, found that high doses of the nicotinamide form of vitamin B3 stimulated a specific gene (CEBPE), enhancing white blood cells' ability to combat staph infections, including methicillin-resistant Staphylococcus aureus or MRSA.
The Journal of Clinical Investigation reported the discovery of Cedars-Sinai researchers of a protective effect for vitamin B3 against methicillin-resistant Staphylococcus aureus (MRSA), a type of staph infection that is resistant to antibiotic treatment.
Scientists have found that high doses of niacin, or vitamin B3, massively boost the body's defences against staphylococcus bacteria.
MedPodium's Neo-Energy is a dietary supplement capsule that contains a customized blend of natural caffeine, green tea leaf extract and vitamin B3 (niacin).