A skin-on apple a day keeps spare pounds away. The peel is also home to ursolic acid, an important compound in the obesity-fighting ability of apples. Ursolic acid seems to increase muscle and brown fat, which in turn up calorie burn, thereby lowering obesity risk, at least in mice, according to a 2012 study.
What about pesticides on the peel? – Dr. Hyson says “Despite public misperceptions, laboratories have consistently found very low levels – if any – of pesticide residues on the skin of apples.”
I have type 2 diabetes, can I eat apples? – According to the American Diabetes Association, “Apples are a nutritious food and you can still eat them even if you have diabetes.” The Association reminds people to eat the peel and advises on buying small apples (2.5 inches in ddiameter.