Top 10 Best Vitamin B12 Supplements 1. Jarrow Formulas Methylcobalamin (Methyl B12), Supports Brain Cells, 5000 mcg, 60 Lozenges 2. Vitafusion Energy B12 Gummy Vitamins, Very Raspberry 500mcg, 250 Count 3. Nature Made Vitamin B-12 500 Mcg, Tablets, 200-Count 4.…