Flavour: 250mcg. Lindens Vitamin B12 250µg Tablets are potent, providing 10,000% NRV (Nutrient Reference Value) of Vitamin B12 per tablet. Ingredients Vitamin B12 (Cyanocobalamin), Microcrystalline Cellulose, Dicalcium Phosphate, Anti-caking Agent (Magnesium Stearate).