We offer this combo with a 10% discount, we recommend K2 if you eat D3. Vitamin D increases calcium absorption from food, vitamin K2 controls calcium to the bone.
Kombon contains vitamin D3, 120 softgels of 5000 IU and K2 60 tablets. For example, you take one K2 for every two D3. If you take a soft gel D3 per day, you take a K2 tablet every other day.