-ˈbēˌkämˌpleks noun
: a group of water-soluble vitamins that are found especially in yeast, the germ of cereals, nuts, eggs, liver, meats, fish, and vegetables, that in addition to those given vitamin B names usually include para -aminobenzoic acid, biotin, carnitine, choline, folic acid, meso -inositol, nicotinic acid or nicotinamide, and pantothenic acid, that in a few cases function as coenzymes, and that in some cases are growth factors for bacteria and are formed by bacterial action in the intestinal tract of various animals