Natural Factors BioCoenzymated Ultra Strength Active B Complex - A one-a-day balanced formula of eight essential B vitamins in their biologically active forms, which do not require conversion by the liver to be absorbed and utilized. A higher-strength formula than Natural Factors regular Active B Complex. Ultra Strength offers even better coenzyme forms and includes BioPQQ to complement the action of B vitamins. With Farm Fresh Factors, a bioenergetic blend of phytonutrients, for active support of energy metabolism. Suitable for vegetarians and ideal for energy support, especially during stressful times. B vitamins are essential for healthy tissue and red blood cell formation; for the conversion of carbohydrates, fats, and proteins into energy; for the synthesis of brain chemicals which support mood, nerves and sleep; for healthy hair, skin, nails, and eyesight; and for maintaining healthy cholesterol, blood sugar, and homocysteine.