Nutrisorb Methyl B12 is a high potency liquid supplement of optimally bioavailable, metabolically active forms of vitamin B12 as methylcobalamin and adenosylcobalamin.Vitamin B12 contributes to normal blood formation, normal homocysteine metabolism, normal psychological function and helps reduce tiredness and fatigueVitamin B12 contributes to normal red blood cell formationVitamin B12 contributes to normal cell divisionVitamin B12 contributes to normal energy metabolism IngredientsPurified Water, Vitamin B12 (Methylcobalamin & Adenosylcobalamin), Citric Acid, Preservative (Potassium Sorbate). Directions For Use6 drops taken daily in water with food, or under the tongue, or as professionally directed. Shake well before use.