1996
Suchergebnisse
Suchergebnisse:
Vor 8 Stunden · Space-filling model of niacin. Niacin, also known as nicotinic acid, is an organic compound and a vitamer of vitamin B 3, an essential human nutrient. [3] It is produced by plants and animals from the amino acid tryptophan. [4] Niacin is obtained in the diet from a variety of whole and processed foods, with highest contents in fortified ...