Portions master® vitamin d-3 k-2 - 90 chewable tablets vitamin d-3 k2 helps healthy bones, muscles and heart. Vitamin d-3 is the body's preferred form of vitamin d, which is crucial for proper absorption of calcium and phosphorus. Higher absorption rate helps bones and heart health. Pairing vitamin d with k-2 can help maximize the benefits of vitamin d-3. The combination helps calcium absorption and direction to the bones. 90 chewable tablets. Portions master vitamin d-3 + k-2 healthy - 90 chewable tablets (90 servings)