Why Vitamin K2 Plus D3 (MK7)? Vitamin K2 & D3 were simply meant to be together. While the benefits of Vitamin D are well known, many don’t realize that Vitamin D utilizes Vitamin K2 to maximize its benefits. Bronson Basics K2 + D3 provides Vitamin K2 as MK-7, which promotes enhanced absorption compared to other forms of Vitamin K. Bronson Basics K2 + D3 supplies 90 MCG of Vitamin K2 as MK-7 and 5000 IU of Vitamin D3 per tablet in a 1 year supply bottle. Laboratory tested and free of GMOs, Gluten and Soy, Bronson Basics Vitamin K2 + D3 is in-house tested and carefully manufactured by trained professionals in our state-of-the-art facility that is located in Hauppauge, New York. About Bronson Since 1960, Bronson has been providing families with the highest quality products and finest customer service available. This 60-year heritage speaks for itself. But with so many online vitamin stores, why should you purchase supplements from Bronson? In short, our company is time proven, offering the purest, high quality vitamins backed by science. Trust Bronson to provide the very best natural health products for you and your family. Bronson Vitamins have been consistently mentioned by top medical professionals since our inception in 1960.