Maxi B-50 Complex is a dynamic combination of essential B vitamins! The “B’s” are essential in the breakdown of fats and protein, and maintaining gastric tract muscle tone. They also support the nervous system, skin, hair, eyes, mouth, and liver. Feast your eyes on this dazzling array of the vitamin B family in one easy-to-take capsule! B1 (thiamin) supports muscle tone along the wall of the digestive tract, the nervous system, skin, hair, eyes, mouth, and liver. B2 (riboflavin 5 phosphate) supports the body's use of oxygen. It also supports the metabolism of amino acids, fatty acids, carbohydrates, and activates available B6. Niacin (vitamin B3) (niacinamide) supports the conversion of calories from protein, fat, and carbohydrates into energy. It also helps the digestive system function and promotes a normal appetite, healthy skin, and nerves. B6 (pyridoxine HCl) known as the master vitamin, supports the processing of the amino acids that help build proteins and hormones.