The individual research behind each ingredient featured in Cardio Defend is plentiful; many of the ingredients have been studied at length for their potential to improve hypertension and decrease inflammation, among other benefits. This is because it shows natural compounds can help the body to properly control cholesterol and retain a health of blood vessels, which are very important for cardiovascular protection. The mix supports this with antioxidants, that shield the heart from long term oxidative stress and free radical damage, lowering the chances of cardiovascular disease downriver.