Normal adult female abdominal skin fold thickness is about 12~20mm, more than 20mm suggests obesity, less than 12mm suggests emaciation. Due to different people’s genetic factors, living environment, dietary habits, etc., so the thickness of the abdominal skin fold varies, the normal adult female abdominal skin fold thickness in general between 12 ~ 20mm. If it is higher than the normal range, it means that the abdominal subcutaneous fat is thicker, which means that the body is more obese, daily diet should pay attention to avoid overeating, reduce the intake of greasy food, to light and easy to digest food, and to strengthen the physical exercise, to consume excess body fat. Below the normal range is recommended to eat more high-quality protein foods, such as fish, beef and eggs. If the thickness of normal female abdominal skin folds differs greatly from the normal range, it is recommended to go to the Department of Nutrition of a regular hospital to develop a detailed diagnosis and treatment plan.