Apple skin has nutritional value.

1, apple skin in the most dietary fiber. The skin of a medium-sized apple contains 4,4 grams of dietary fiber. And after peeling, the dietary fiber in the apple meat is only 2, 1 grams.

2, apple skin in the most vitamins. Medium-sized apple skin contains 8, 4 mg of vitamin C and 98 international units (IU) of vitamin A. After peeling, the apple pulp contains only 6, 4 mg of these two vitamins and 61 IU.

Extended information

Apple eaten with the skin of the efficacy:

1, apple eaten with the skin to protect the lungs. The U.S. "Health" magazine published a study found that the apple skin is rich in natural antioxidants quercetin, the substance can protect the lungs from pollutants.

2. Eating apples with their skins protects your memory. An early study also found that quercetin, an antioxidant rich in apple skin, helps prevent brain tissue damage associated with degenerative diseases such as Alzheimer's disease (dementia) and thus helps protect memory.

3, apple skin has cancer prevention effects. U.S. "Agriculture and Food Chemistry" magazine published Cornell University food science experts, Prof. Liu Ruihai and his colleagues completed a study found that the apple skin has a good anti-cancer effects.

Phoenix: the nutritional value of apples and apple skin: can help lower cholesterol