Dr. Jacob's Vitamin D3K2 Oil 20 mlVitamin D3K2 oil for your health The vitamins contained in Dr. Jacob's Vitamin D3K2 Oil make a scientifically proven health contribution to normal body function: Vitamin K supports the preservation of bones blood clotting Vitamin D supports the preservation of bones and teeth the maintenance of muscle function the immune system Why high dose vitamin D3 with K2? Vitamin D is needed for the maintenance of bones and teeth, muscle function and the immune