Apple contain a large amount of minerals and vitamins that can strengthen the blood.Eating an apple daily can lower cholesterol and reduce skin diseases.The pectin in apples supplies galacturonic acid to the body which lowers the body's need for insulin and may help in the management of diabetes.phloridzin that is found only in apples may protect post-menopausal women from osteoporosis and may also increase bone density. Boron, another ingredient in apples, also strengthens bones.apples may protect brain cells from the kind of free radical damage that may lead to Alzheimer's disease.