Cardio Defend is a unique cardiovascular supplement engineered to help the heart work harder and release nitric oxide gas in the body. It’s one of the most effective supplements available on the market today. And best of all, it’s made with natural ingredients that may improve your cardiovascular health while supporting healthy circulation and reducing inflammation in your body. Tons of research suggest people who have prediabetes can significantly improve the health of their heart and overall circulatory system by adding cardio-supportive supplements to their daily regimen. One study showed that regular use of a nitric oxide supplement like CardioDefend improved blood pressure, reduced low-density lipoprotein (LDL) cholesterol, and increased high-density lipoprotein (HDL) cholesterol levels.