Himalayan Organics Vitamin K2 + D3 Provides Just The Right Amount Of Each Essential Vitamin To Maximize Its Benefits To Your Bones And Heart. Vitamin D3 Is Crucial For Proper Calcium Absorption. But You May Have Heard That D3 Shouldn'T Be Taken Alone. Well, It'S True! While Vitamin D3 Ensures That Calcium Absorption, Vitamin K2 (Specifically As Mk-7, The Most Bioavailable Form) Is Purported To Direct The Calcium Into The Bones And Out Of The Bloodstream And Arteries, Which Helps Promote Both Bone Mineral Density And Arterial Flexibility. Bottom Line, Vitamins K2 & D3 Are The Perfect Pair. If You'Re Serious About Supporting Healthy Bones And A Healthy Heart, Experience The Benefits With Himalayan Organics Vitamin K2 + D3!