Vitamin B-12 has the largest and most complex chemical structure of all the vitamins. It is a water-soluble vitamin with a key role in the normal functioning of the brain and nervous system, as well as in the metabolic utilization of s and proteins and the cellular production of energy.* Vitamin B-12 is also essential for proper red blood cell production, homocysteine metabolism, and the mainteIngredients: Supplement Facts Serving Size: 1 Teaspoon Amount Per Serving % Daily Value Calories 10 Total Carbohydrate 3 g 1%** Thiamin (Vitamin B-1) (from Thiamin HCl) 3 mg 250%** Riboflavin (Vitamin B-2) 3.4 mg 262%** Niacin (Vitamin B-3) (as Niacinamide) 50 mg 313%** Folate 1,333 mcg DFE (800 mcg folic acid) 333%** Vitamin B-12[as Cyanocobalamin, Methylcobalamin (Co- enzyme Form) and Dibencozide (Co-enzyme Form)] 5 mg (5000 mcg) 208,333%** Biotin 300 mcg 1000%** Pantothenic Acid (Vitamin B-5)(from Calcium Pantothenate) 50 mg 1000%** ** Percent Daily Values are based on a 2,000 calorie diet. Other Ingredients: De-ionized Water, Vegetable Glycerin, Xylitol, Malic Acid, Natural Flavors, Organic Stevia Leaf Extract (Enzyme-Modified Steviol Glycosides), Potassium Sorbate (as preservative), Choline Bitartrate, Inositol, Grapefruit Fiber and Cinnamon Bark Oil.