Comprehensive B Complex: Each tablet includes a blend of vitamin B-12, B-6, D-3, and folic acid, supporting natural energy, cellular, and brain health Effortless Absorption: Superior Source's sublingual technology ensures fast-dissolving tablets that bypass the stomach, optimizing absorption Pure Ingredients: Our commitment to purity means our energy supplement is non-GMO and contains no preservatives or artificial additives Trusted Manufacturing: Produced in a certified facility, every batch of our vitamin D-3 and B vitamins is is vigorously third party tested for quality and potency About Us: Superior Source has been formulating sublingual vitamins since 1998 in our family-owned manufacturing facility