50 mcg (2,000 IU) & 45 mcg Dietary Supplement 360 drops Non-GMO An FDA Regulated Facility Supports and Promotes: Bone Health Healthy Teeth Muscle Function Cardiovascular Support Calcium Absorption Vitamins D3 and K2 work synergistically to support healthy bones and teeth and promote cardiovascular system health. Vitamin D3 enhances calcium absorption while vitamin K2 helps direct calcium to where our body needs it most.