PER 1 OUNCE: Ferrous Sulfate (source of iron) - 500 mg (equivalent to 185 mg of elemental iron), Niacin - 100 mg, Vitamin B1 - 50 mg, Copper Sulfate - 25 mg, Vitamin B6 - 15 mg, Vitamin B2 - 12 mg, d-Calcium Pantothenate - 10 mg, Cobalt - 5 mg, Folic Acid - 30 mcg, Vitamin B12 - 25 mcg