Solaray Vitamin D3 & K2 (Mk7) is a capsule supplement that combines vitamin D3 and vitamin K2 (Mk7). These vitamins are essential for joint and bone health. Vitamin D3 aids calcium absorption, while vitamin K2 (Mk7) helps direct calcium into the bones and away from the soft tissues. This product provides a convenient way to obtain these key nutrients to maintain bone and joint health.