Supports Energy Production* Healthy Nerve Tissue* Vitamin B-1 also known as thiamin is a member of the B-vitamin family that is naturally found in cereal grains beans nuts eggs and meats. Thiamin is involved in numerous body functions including nervous system and muscle functioning the flow of electrolytes in and out of nerve and muscle cells carbohydrate metabolism and the production of hydrochloric acid which is necessary for proper digestion.* Natural color variation may occur in this product.