Vitamin D3 + K2 1900

High Dosage Vitamin Doppelherz Tablets Vitamin K2 + D3 2000 IU are recommended for people who want to ensure their supply of vitamin D of the “sun vitamin”. Vitamins D and K work together to help maintain healthy bones. Vitamin D contributes to the normal absorption and use of calcium. It serves as an “installation aid” for bone mineral calcium absorbed from food. Vitamin K + D contributes to maintaining healthy bones. Vitamin D contributes to a normal level of calcium in the blood. Vitamin K contributes to normal blood clotting. Vitamin D contributes to the maintenance of normal muscle function and contributes to the maintenance of normal immune system function.