Grape seed extract can heal dermal wounds. Including grape seed extract in your diet with calcium has a beneficial effect on bone formation and bone strength for the treatment of bone debility caused by a low level of calcium. Grape seeds contain proanthocyanidins which can prevent the development of cancer. The antioxidants in grape seed extract protect the blood vessels from becoming damaged, preventing high blood pressure. Taking grape seed extract can help reduce the swelling that occurs after an injury or surgery. Grape seed extract is very high in proanthocyanidins (oligomers of monomeric polyphenols) which may prevent cognitive decline. Other potential benefits associated with grape seed extract are protecting the teeth, protecting against pathogens, treating attention deficit hyperactivity disorder (ADHD), improving vision, Alzheimer’s disease, treating diabetic retinopathy, relieving symptoms of chronic venous insufficiency, anti-aging properties.