A Dietary Supplement. Vegan. Vegetarian. Non-GMO. Nervous system health. 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. Vitamins. Family owned since 1968. GMP: Quality assured. nowfoods.com. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.)