Dragon fruit is rich in nutrients, has unique functions, and has excellent effects on human health. It contains plant-based albumin and anthocyanins that are rare in general plants, rich in vitamins and water-soluble dietary fiber. Albumin is a viscous, colloidal substance that has a detoxifying effect on heavy metal poisoning. Due to the lack of attention paid to the treatment and recycling of industrial wastewater and waste, various water resources have been severely polluted by heavy metals. In addition to direct drinking water poisoning, humans are also susceptible to poisoning after ingesting food with excessive heavy metal content. When albumin encounters heavy metal ions in the human body, it will automatically combine with the heavy metal ions and be eliminated from the body by the excretion system, playing a detoxifying role. Therefore, eating dragon fruit rich in albumin can avoid poisoning caused by the absorption of heavy metal ions. Albumin also has a protective effect on the stomach wall. Moreover, the albumin in dragon fruit flowers, fruits, and stems is very good and has excellent stability. The polymerization of these albumins constitutes the main component of cactus mucus. In addition to being rich in albumin, dragon fruit also has a more special ingredient-anthocyanin. Anthocyanins are found in fruits and vegetables such as grape skins and red beets, but dragon fruit has the highest anthocyanin content, especially in red-fleshed fruits. It has antioxidant, anti-free radical, and anti-aging effects. It can also improve the prevention of brain cell degeneration and inhibit the occurrence of dementia. At the same time, dragon fruit also contains vitamin C that whitens skin and rich water-soluble dietary fiber that has the effect of losing weight, lowering blood sugar and moisturizing the intestines, and preventing colorectal cancer. Dragon fruit combines the advantages of fruits, flowers and vegetables. It is not only edible as a fruit, but also has very high nutritional value and is delicious. It has become a novel and excellent green health food. Dragon fruit is also known as red dragon fruit, green dragon fruit (Asia), Pitaya (most English-speaking areas), Pitahaya (Mexico), Red Dragon Fruit, etc., and there are all kinds of products that come on the market, such as fairy honey fruit, jade dragon fruit, etc. Trade name. It is a plant of the genus Hylocereus undatus and Seleniereus Meja-lantous in the Cactaceae family. It is native to Central America, including Costa Rica, Guatemala, Parama, Ecuador, Cuba, and Mexico. In Colombia and other places, it is a common local fruit type. In Asia, this species is mainly distributed as a fruit in Taiwan and Vietnam, and was introduced by the Dutch and French during the colonial period. In addition to the place of origin, the current main sales markets of this type of fruit are the United States and Japan. It is a green and environmentally friendly fruit in terms of consumption and a nutritious food with certain curative effects. Dragon fruit originates from the tropical rainforests of Central America and is a plant of the genus Ligustifolia and Genus genus Cactaceae. It was later introduced to Vietnam, Thailand and other Southeast Asian countries as well as Taiwan Province of my country by the French and Dutch. Dragon fruit has a deep historical connection with religious culture. Dragon fruit is grown near the pyramids of the Mayans and Incas in America and next to Vietnamese temples in Asia. During sacrifices and major religious activities, they will offer dragon fruit on the altar as a sacred fruit. What is even more amazing is that, whether in America or Asia, dragon fruit has an indissoluble bond with Chinese dragon culture. The ancient Inca people put dragon fruit together with totems engraved with Chinese dragons to offer sacrifices. This totem and dragon fruit both mean dragon in the Inca language. To this day, indigenous Mexican men still like to call themselves Chinese boys. This may be influenced by the legend about their ancestors crossing the ocean from China to the Americas. In Southeast Asian countries such as Vietnam and Thailand, dragon fruit has different names, but they all contain the word dragon, such as red dragon fruit, green dragon fruit, dragon fruit, etc. Looking at the history of these countries, the influence of Chinese culture is actually everywhere, such as the Lunar New Year, food culture, etc. In many Vietnamese homes, the Spring Festival is still written in Chinese.