Guava, alias: Huanian, Guava, Guava, Guava, Latin scientific name: Guava. It is a small evergreen tree or shrub of Myrtaceae, commonly known as Guava, Guava and Na Ba. Guava, also known as Fan Tao, is rich in nutrients, vitamins and iron. Guava is one of the native fruits in Taiwan Province Province and the first-class slimming fruit in Taiwan Province Province. It is the best slimming fruit seen on the market. It can also prevent hypertension and obesity, detoxify and promote digestion. Mature guava is light green with crisp and thin skin. Generally, you don't need to peel it when you eat it. The pulp is thick, sweet and crisp. Rich in nutrients such as protein, vitamins A and C and trace elements such as phosphorus, calcium and magnesium, it can promote metabolism, regulate physiological functions and maintain health. It is the best fruit for diabetics. Moreover, the vitamin C in guava has the function of treating male infertility. In addition, fruit is rich in protein and lipids, which makes it easy to be constipated. [ 1]