The tea is generally made from the young leaves of the green willow, although the green willow is a traditional Chinese medicine, but there is no clear clinical medical evidence to prove that the green willow tea has a hypoglycemic effect, but the green willow tea contains less sugar, people who need to control blood sugar can drink in moderation, the body has certain benefits. From the point of view of Chinese medicine, the green willow has a certain medicinal value, used to make tea to clear heat and detoxify the body, the role of thirst. The bark, roots and leaves of the willow can be used to treat diabetes and help lower blood sugar, but it requires a special prescription to work, so the effect of drinking tea alone is limited and cannot be used for therapeutic purposes. The overall nutritional value of Cymbopogon is very limited, but Cymbopogon tea contains organic nutrients such as flavonoids, polysaccharides and saponins that can help balance the body’s sugar metabolism, and also contains certain trace elements such as iron, zinc, magnesium, calcium and manganese that can supplement some of the body’s needed trace elements. However, as a lifelong therapeutic disease, diabetes cannot be treated by drinking greenery tea as a means of controlling blood sugar, which may delay the treatment of the disease. To better control blood sugar levels, you also need to adjust the diet structure as well as appropriate exercise and exercise. Some patients need lifelong use of glucose-lowering drugs or auxiliary drugs to control blood sugar, commonly used drugs such as metformin and sulfonylurea, such as metformin and glipizide.