Vitamins are organic substances found in plant and animal foods. Small amounts of vitamins are essential for normal growth and activity of the body. Vitamins that are important for human health include Vitamin A, Vitamin D. Vitamin E, Vitamin K, Vitamin C, Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenate and Biotin.


A Model for Establishing Upper Levels of Intake for Nutrients and Related Substances: Report of a Joint FAO/WHO Technical Workshop on Nutrient Risk Assessment, 2-6 May 2005

Human vitamin and mineral requirements. Report of a Joint FAO/WHO Expert Consultation. FAO/WHO non-series publication. Rome: Food and Agriculture Organization, 2002.