Because pitaya is rich in nutrition, it is a fruit with low calorie and high fiber. Besides, in the process of cultivation, its fruit is not harmed by pests and diseases, and it is a non-toxic and pollution-free green food.

In addition, pitaya has the functions of clearing away heat, moistening lung and relieving cough. It can be used for treating cough, hemoptysis and cervical lymph node tuberculosis. Stem cures parotitis, hernia and carbuncle. Pitaya is a fruit cultivation variety with a measuring ruler, so its flowers and stems should have the same curative effect as the medical measuring ruler. As we know, dietary fiber is called the seventh nutrient element in human body, which has the functions of lowering plasma cholesterol, improving blood sugar production reaction, preventing constipation and colon cancer, controlling weight, reducing estrogen level, detoxification and so on.

As a fruit with low calorie and high fiber, the dietotherapy effect of pitaya is self-evident. Regular consumption of pitaya can lower blood pressure, reduce blood fat, moisten lung and detoxify, beautify and improve eyesight, and has an auxiliary treatment effect on constipation and diabetes. Pitaya with low calorie and high fiber is also the most ideal food for people who want to lose weight and beautify, which can prevent the spread of "urban rich disease".