One of the biggest health benefits of goji berry is how it can strengthen the heart and reduce the likelihood of you developing a number of cardiovascular diseases. Not only can the goji berry fight diabetes, it could lower your blood pressure and blood sugar level. When your heart is healthy and you reduce the risks associated with high blood pressure, you in turn reduce the chances of suffering a stroke or a heart attack too. The high antioxidant content of this berry could help put you on the road to optimal heart health, but if you are already taking heart medications you should always speak with your physician about eating this fruit.