K2D3 features the most bioavailable and bioactive form of supplemental vitamin K2 available and vitamin D3 (cholecalciferol), the identical form in which vitamin D is derived in the body from cholesterol and synthesized by sunlight on the skin. Studies confirm safety and efficacy for bone and heart health.*
- Vitamin K2 (MK-7): Enhances bone and cardiovascular health by improving osteocalcin and matrix GLA protein activation.
- Vitamin D3: Essential for calcium absorption and bone health; supports bone density and reduces bone turnover.