The vitamin B complex is a group of nutrients that is essential to health and well-being. Each serving of our vitamin B tablets provides: - 100 mg of thiamin (vitamin B1)*- 100 mg of riboflavin (vitamin B2)*- 100 mg of niacin (vitamin B3)*- 100 mg of pyridoxine (vitamin B6)* - 100 mcg of folic acid*- 100 mcg of vitamin B12* - 100 mcg of biotin*- 100 mg of pantothenic acid*In addition to the complex B vitamins, one serving of our B vitamin provides: - 100 mg of PABA, an antioxidant that protects the body from free radicals and is related to the vitamin B complex* - 100 mg of Inositol, a vitamin-like substance that supports brain health and cellular activities* - 100 mg of choline bitartrate, a vitamin-like substance that has been shown to promote heart health and proper brain function*Our carefully balanced vitamin B complex 100 formulation gives you all of the essential B complex vitamins in one serving, so you don't have to swallow multiple pills to ensure that you're not lacking in B vitamins. Take a simpler approach to nutrition with our premium quality vitamin B complex.