Nutrafi Vitamin D3 + K2 is a high-potency formula designed to optimize calcium absorption, support strong bones, and promote heart health. Vitamin D3 (cholecalciferol) enhances calcium uptake, while Vitamin K2 (as MK-7) directs calcium to where it belongs—your bones and teeth—while keeping it out of arteries and soft tissue. This synergistic duo supports immune function, cardiovascular wellness, and overall vitality. Nutrafi’s D3 + K2 is your daily dose of sunshine and protection in one convenient supplement.