Science-Based Nutrition™Helps Improve Artery ElasticityHelps Support Cardiovascular FunctionDietary SupplementVegetarian / Non-GMO / Gluten Free / Soy FreeHelps Support Healthy ArteriesHelps Promote Arterial FlexibilityHelps Manage Excess Serum Calcium Levels in the BodyDoctor's Best Natural Vitamin K2 MK-7 with MenaQ7™ plus Vitamin D3 offers a highly bioavailable and bioactive form of natural Vitamin K2. Combining this dosage of MenaQ7™ and Vitamin D3 helps protect blood vessels from calcification. These ingredients influence the elasticity of the arterial vessel wall and help reduce excess serum calcium levels.