proanthocyanidins helps the body to produce glutatheeon, which is the master antioxidant that protects dna and strengthens the immune system. They also increase intracellular vitamin c levels and strengthen capillaries and thus improve blood oxygen circulation throughout the body. These antioxidants also act to protect soft tissue collagen in the joints and skin from free radical damage and premature aging. Proanthocyanidins can also prevent the development of cancer. Flavonoids found in grape seed extract may help to protect the heart by lowering "bad" ldl cholesterol. It can potentially protect the blood vessels from becoming damaged, which may prevent high blood pressure due to its antioxidant action. The vitamin b content of grape seed extract can promote healthy nervous system, proper digestion and is a great source of energy It contains selenium which is beneficial in reducing the risk of cardiac problems and hepatic degradation. High level of selenium in your blood is also instrumental in reducing the risk of lung and skin cancers Folate or folic acid found in grape seed extract helps in the regeneration of cells .Magnesium is concerned with preventing muscle cramps Grape seed extract acts as an antioxidant as it is rich in vitamin c which may help in neutralizing cancer-causing free radicals. Free radicals damage the cells and the immune system It contains calcium which has a beneficial effect on bone formation and bone strength, can be used for the treatment of bone debility caused by a low level of calcium Studies have found that some compounds in grape seed extract may be effective in relieving symptoms of chronic venous insufficiency and reducing edema after an injury or surgery Small randomized trials have found beneficial effects of grape seed extract for diabetic retinopathy (an eye problem caused by diabetes) and for vascular fragility (weakness in small blood)