Vitamin B12 Methylcobalamin from Webber Naturals is a one-per-day, higher-potency, sublingual tablet providing 2500 mcg of the bioactive form of vitamin B12 to help prevent and correct vitamin B12 deficiency. These fast-acting, quick-dissolve tablets support energy metabolism, immune function, and red blood cell formation, and are suitable for vegans and vegetarians.Recommended dosage (adults): Dissolve 1 tablet daily on or under the tongue or as directed by a physician. Consult a physician for use beyond 4 months.Caution: Consult a physician prior to use if you are pregnant or breastfeeding. Keep out of reach of children.