Vitamin D also known as the 'sunshine vitamin' is an important nutrient for the human body. It is not only essential for your bones but also plays a role in maintaining your immune, mental, endocrine and cardiovascular health. Vitamin K is believed to help in improving cardiovascular health by preventing calcium from being deposited in your arteries and is also associated with improved survival and decreased risk of many cancers. Vitamin K2 is mainly found in certain animal and fermented foods which most people don't eat much of. Supplementing with Scotmann's SunnyD PRO is an easy way to increase your daily intake of these two important nutrients by a combination which exerts synergistic effects on each other. Benefits : Helps maintain cardiovascular health . Helps maintain healthy bones, joints and muscles . Supports endocrine health