99% Purity Nicotinic acid 59-67-6

What is Vitamin B3 niacin?
Niacinamide, also known as nicotinamide, vitamin B3 or vitamin PP, is a water-soluble vitamin, belongs to the B group of vitamins, coenzyme (nicotinamide adenine dinucleotide, NAD) and coenzyme (nicotinamide adenine dinucleotide phosphate, NADP) components, in the human body these two kinds of coenzyme structure of nicotinamide part has reversible hydrogenation and dehydrogenation characteristics, It plays a role of hydrogen transfer in biological oxidation, can promote tissue respiration, biological oxidation process and metabolism, and is of great significance for maintaining the integrity of normal tissues, especially skin, digestive tract and nervous system. Deficiency, due to the influence of cell respiration and metabolism caused by pellagra, so this product is mainly used for prevention and treatment of pellagra, stomatitis, lingual disease, etc...

Function of Vitamin B3 niacin
Niacinamide is a white acicular crystal or crystalline powder, odorless or slightly smelly, slightly bitter taste. Relative density 1.4, melting point 129-131ºC. 1g of this product is soluble in 1mL water, 1.5mL ethanol or 10mL glycerin, and insoluble in ether. A 10% aqueous solution has a PH of 6.5-7.5. It has weak hygroscopicity. More stable, can resist acid, alkali and high temperature in dry air to light, heat are stable, in alkaline or acidic solution heating to generate niacin. Rat transoral LD502.5-3.5g/kg, ADI values are not specified (ECC, 1990).

Application of Vitamin B3 niacin
In nature, it is mainly found in cereal husk, yeast, peanuts, meat, animal organs, milk and green leafy vegetables. In human body, tryptophan can be synthesized, but the efficiency is very low. Bacteria such as Escherichia coli in the gut synthesize niacin, which is converted into niacinamide.