Pitaya, also known as Red Dragon Fruit and Dragon Pearl Fruit, is a common fruit in daily life. It has rich juice, sweet and refreshing taste and rich nutritional value. It integrates the advantages of fruits, flower buds, vegetables and medicines. Pitaya has few pests and diseases, and can grow normally without any pesticides. Therefore, pitaya is a kind of green fruit and food with health-care ingredients, and its specific functions are as follows:

1, which is helpful to lose weight. Every100g of pitaya contains only 60 calories, and it is a low-fat and low-calorie slimming fruit. Pitaya contains more cellulose, which is easy to make people feel full and help to reduce food intake. In addition, pitaya can also excrete some wastes in the body, accelerate metabolism and help to lose weight.

2, prevent anemia, because pitaya is rich in iron, and rich iron helps to promote the production of hemoglobin and increase the number of red blood cells, so pitaya can play a role in preventing iron deficiency anemia;

3, clear stool, because pitaya can clear away heat and cool blood, relieve constipation and diuresis, and contains a lot of water-soluble dietary fiber, which can moisten the intestines and relieve constipation and discharge excess fat and toxins from the body. It is a good result of detoxification and laxative;

4, help to protect the gastric mucosa, because pitaya contains plant albumin, which will automatically combine with heavy metal ions in the human body and be excreted through the excretion system, thus playing a role in detoxification. In addition, albumin has a certain protective effect on the gastric wall;

5, eliminate edema, every 100 grams of pitaya contains about 350 mg of potassium. Potassium can promote the metabolism of sodium and water in the body and avoid edema and obesity caused by water retention in the body. People with edema can often eat pitaya to achieve the purpose of eliminating edema;

6. Pitaya has a certain anti-cancer effect. Pitaya is rich in anthocyanins, has strong antioxidant capacity, can effectively resist free radicals, prevent some cells from canceration, inhibit the proliferation of cancer cells, prevent angiosclerosis, cardiovascular diseases and Alzheimer's disease, and has detoxification effects. Because pitaya contains little plant albumin in common fruits, this colloidal substance has a certain detoxification effect on metal poisoning, and the albumin in pitaya has good stability and excellent quality, so the detoxification function is also very stable. People who are often exposed to heavy metals can eat pitaya to help detoxify.

Pitaya has many functions and can be eaten directly every day, but it is cold. Diabetic patients and female patients, including those with cold constitution such as pale face, weakness of limbs and frequent diarrhea, are advised not to eat more pitaya, and women should eat less pitaya during menstruation.