Complete B Complex: Contains ALL 8 B Vitamins, B1 B2 B3 B5 B6 Biotin (B7) Folate (B9) and cobalamin, in their bioavailable forms. Most B complex liquid supplements contain only some of the B vitamins or cheap inactive forms! You'll feel the difference. Combined Benefits: Together, the B complex supports hair, skin, nails, and mood, brain