Micro Ingredients Vitamin D3 + K2 (MK-7) softgels are a high-potency, coconut oil-infused supplement designed for bone, cardiovascular, and immune health. They use MCT oil for maximum absorption of the fat-soluble vitamins, providing a 2-in-1, non-GMO formula. Options are available in 2,000 IU to 10,000 IU of D3 combined with 50 mcg–200 mcg of K2.