Bee-collected pollen is generally found to contain notable levels of provitamin A, B-1 (thiamin), B-2 (riboflavin), B-3 (niacin), B-5, B-6 (pyridoxine), B-12 (cyanocobalamine), C, D, E, H, K, biotin, pantothenic acid, folic acid, choline, lecithin, inositol, and rutin. It also generally contains...