The methods for women to maintain their ovaries are: 1. In addition to protein, fats and sugars should also be eaten appropriately. At the same time, attention should be paid to increasing vitamin E, vitamin D and calcium supplements, which can regulate the immune function; 4, appropriate supplementation of folic acid, because folic acid is also a water-soluble vitamin, which is rich in green vegetables or whole grain foods, regular consumption of food rich in folic acid can reduce the incidence of ovarian cancer in women.