Dr. Mercola Vitamins D3 & K2, 90 Servings (90 Capsules), Dietary Supplement, Supports Immune Health, Non GMO, NSF Certified – Our Vitamins D3 & K2 blend works synergistically to support organ and cognitive function, bone health, respiratory system and a healthy immune response* – Meeting 100% the daily value of vitamins D3 and K2 that your body needs, this formula provides 5,000 IU (125 mcg) of Vitamin D3 and 180 mcg of Vitamin K2 per serving with effective absorption* – Our Vitamins D3 & K2 formula utilizes advanced technology for optimal absorption in an easy-to-take capsule, taken once daily – Following Dr. Mercolas belief in providing the best quality products, this product is third-party NSF contents certified for health and safety – Developed with you in mind, Dr. Mercolas physician formulated products are only made with ingredients that meet our premium quality standards. Established in 1997, we have been a trusted source in natural health for over two decades