Superior Source No Shot Quick Vitamin B12 Energy Burst 1000 mcg 100 Count

Superior Source No Shot Quick Vitamin B12 Energy Burst 1000 mcg. Under The Tongue Fast Dissolve Sublingual Tablets 100 Count – B12 Supplement to Increase Metabolism and Energy Production- Immune System Support. Caffeine for Energy.B-12 Quick Energy Burst from Superior Source is a unique formula that provides quick energy to the body. Each serving delivers 1,000 mcg of vitamin B-12 as well as niacin and a proprietary blend of caffeine, stevia leaf extract and guarana seed extract.