Vitamin K2 Is Extremely Important For Strengthening Bones And Keeping Areas Such As Arteries And Soft Tissues Clear Of Excess Calcium. Vitamin K In Combination With Vitamin D Significantly Increases Bone Mineral Density Compared To Vitamin K Alone Vitamin D3 Is Produced By The Photolytic Action Of Ultraviolet Radiation On The Skin. Despite The Fact That Every Body Can Produce Vitamin D3, Modern Lifestyles And Insufficient Exposure To Sunlight Result In A Deficiency Of Vitamin D3, Which Must Be Obtained Through Food, As Its Role In Maintaining Body In Good Condition Is Important.