Vitamin D3 (cholecalciferol from lanolin) - 50 µg (2000 IU) - 1000% of RDA. A, D3 (LANOLIN), E, K2 MK-7( NATTO). Vitamins K and D3 help to maintain healthy bones. Is the highest quality product containing vitamins A, D, E and K MK-7 of natural origin, dissolved in Sunflower oil.