Benefits of Vitamins

Vitamins are chemical compounds that the human body needs is small amounts. They make up one of the major groups of nutrients. Each vitamin has a specific use and cannot replace, or act for, another. Lack of one vitamin in an otherwise complete diet results in a vitamin deficiency disease. This guide will give you a wealth of information regarding various vitamins -- their functions, recommended daily allowances, sources and diseases resulting from a deficiency or surfeit of a vitamin.