Vimergy Liquid Vitamin B12 Brain Function, 2500 mcg, Organic, 115 Servings

Customers find this B12 supplement to be of high quality and effective, with one noting it works better than injections. The product has a mild sweet taste, is easy to take, and provides steady energy throughout the day without caffeine. They appreciate its simple formula with just three ingredients, and find it more absorbent than tablets or capsules. While some customers consider it great value for the price, others find it pricey.