Methylcobalamin 1000 mcg (Vitamin B12) - Solgar - 30 tablets
Vitamin B12 1000 µg Sublingual - Chewable Nuggets
Amazon.com: Nature Made Vitamin B12 Sublingual, Easy to Take Vitamin B12 1000 mcg for Energy Metabolism Support, 50 Sugar Free Micro-Lozenges, 50 Day Supply : Sports & Outdoors
Vitamin B12 + Cyanacobalamin 120 Tablets | Holland & Barrett