VITAMIN

[noun] [C] - any of a group of natural substances which are necessary in small amounts for growth and good health and which must be obtained from food or pills as they cannot usually be produced by the bodyI don't like liver, but it's full of vitamins.Pregnant women often take a vitamin supplement.Vitamin deficiencies can lead to various diseases.My mother takes a whole handful of vitamin pills at breakfast.The various vitamins are named with different letters of the alphabet.Vitamin A is found in such foods as carrots, butter and egg-yolk.Vitamin B refers to a group of vitamins, all of which assist in the working of various enzymes.Vitamin D exists in liver and fish oils and is needed for the formation of bones and teeth.Vitamin K is needed to help the blood clot.