The Vitamins and Vitamin Deficiency Disease

摘要

Analysis of vitamins is given in this technical bulletin, and includes chemistry and function, food sources, and recommended daily allowances for each. The vitamins covered are: Vitamin A, Thiamine (Vitamin B1), Riboflavin, (Vitamin B2), Niacin, Pyroxidine (Vitamin B6), Para-aminobenzoic acid, choline, biotin, folic acid, Vitamin B12, Ascorbic acid (Vitamin C), Vitamin D, Vitamin E, Vitamin K, Vitamin P, and Rutin. A section on diagnosis of vitamin deficiency disease presents symptomatologies related to deficiencies of the major vitamins. A discussion is presented of particular needs for vitamins under special circumstances, such as pregnancy and lactation, infancy and childhood, infections, and gastrointestinal disturbances. The basic principles of vitamin therapy are given. A table of recommended daily dietary allowances concludes the report. The bibliography contains 58 references.