Vitamin B-1 is essential for the metabolism of carbohydrates, some amino acids and alcohol. It is necessary for the production of the neurotransmitter acetylcholine and for the detoxification of both alcohol and lactic acid (a byproduct of strenuous exercise). Prolonged, severe vitamin B-1 deficiency can cause beriberi. Supplement Facts for 100 mg serving size: 1 tablet Amount %DV Thiamin (vitamin B-1) 100 mg 66.67 Other Ingredients: dibasic calcium phosphate, stearic acid, modified cellulose gum and colloidal silicon dioxide. Suggested Use: One tablet daily. 100 mg SN0408 250 tabs