Irwin Naturals Advanced Absorption Mega-B Complex – 60 Liquid Softgels High Potency B Vitamins: Advanced Absorption Mega B-Complex is a balanced blend of Biotin (B7), Folate (B9), B1, B2, B3, B5, B6 and a full 1,000 mcg of Methylcobalamin, the biologically active form of Vitamin B12. Why B vitamins play a vital role in numerous biochemical reactions throughout the body, but are especially important for metabolism, energy production, and maintaining a healthy nervous system. Rapid Energy: This formula also includes medium chain triglycerides (MCTs) as the base oil for the Liquid Soft-Gel delivery system. MCTs are rapidly absorbed into the bloodstream and immediately converted into energy at the cellular level. Advanced Delivery System: Our advanced, easy-to-swallow liquid soft gels include our special BioPerine Complex, which enhances the bioavailability, absorption and potency of many nutrients.