Life Extension Vitamin B12 Methylcobalamin 500mcg – Vitamin B12 Supplement for General Energy and Brain Health – Sugar Free Vegetarian Lozenges Dissolve in Your Mouth – Once Daily – 100 Count

Customers find this B12 supplement effective, easy to swallow or chew, and appreciate its pleasant taste that's not too sweet. Moreover, they report feeling great and experiencing no side effects, with one customer noting their muscle cramps disappeared within two days. The product provides significant energy and focus, and customers consider it good value for money. However, opinions about dissolvability are mixed, with some reporting quick dissolving while others say it doesn't dissolve properly.