Natural Factors Hi Potency B Complex is a one-per-day formula that provides the full spectrum of all essential B vitamins. Each capsule contains a 50 mg potency that enhances energy levels by helping the body metabolize carbohydrates, proteins, and fats, as well as supporting red blood cell formation.Medicinal IngredientsNon-Medicinal IngredientsGelatin capsule (gelatin, purified water), microcrystalline cellulose, vegetable grade magnesium stearate (lubricant), silica.Supplementing with B vitamins is a natural way to energize the body. A factor in the maintenance of good health. Converts carbohydrates, fats, and proteins to energy and helps in tissue formation and to form red blood cells.