Prairie Naturals Super B-Force 50 is a high-potency B complex with all eight B vitamins including the most active, bioavailable forms of B6 (P5P) and B12 (Methylcobalamin). The whole family of B vitamins works together to support adrenal function, help calm and maintain a healthy nervous system, support normal growth and tissue formation, enhance immunity, and reduce blood levels of the amino acid homocysteine which are linked to increased risk of heart disease and stroke.