Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline - Institute of Medicine - Bog

For each nutrient, this book presents what is known about how the nutrient functions in the human body, what the best method is to determine its requirements, which factors (caffeine or exercise, for example) may affect how it works, and more. It recommends intakes for each age group. Recommendations for pregnancy and lactation are also made.