Irwin Naturals Advanced Absorption Mega B-Complex has all the essential B vitamins, and it’s the best supplement in the form of soft gels. Alongside vitamins B1, B2, B3, B5, B6, Biotin B7, and FolateB9, the formula is enriched with 1,000mcg of methylcobalamin biologically active form of vitamin B12. The advanced formula also includes MCTs or Medium Chain Triglycerides, the best choice for quick cellular energy. This supplement will improve your metabolism and support your nervous system while giving you a proper energy boost.