Sublingual Mecobalamin Tablets 1500 mcg are a high-strength form of vitamin B12 designed for absorption under the tongue, allowing faster entry into the bloodstream and improved efficacy, especially in individuals with digestive absorption issues. Mecobalamin, the active form of B12, supports nerve function, red blood cell production, and cognitive health. It is commonly used to treat vitamin B12 deficiency, peripheral and diabetic neuropathy, and fatigue.