PrimerPlus™ contains nutrients that support general health and well being, and help reduce free radical damage to body cells. Pyridoxine helps the synthesis of neurotransmitters and maintains nervous system function and health. Zinc maintains cognitive function in healthy adults, maintains healthy eyesight and assists protein synthesis in the body. Pyridoxine and zinc also help the metabolism of carbohydrates and proteins. Manganese assists collagen and connective tissue formation. PrimerPlus™ contains pyridoxal 5-phosphate, which is an active form of vitamin B6, as well as mixed tocopherols concentrate.