Hawthorn contains many vitamins, tartaric acid, citric acid, maslinic acid, malic acid and so on. It also contains brass, lactone, sugar, protein, fat and minerals such as calcium, phosphorus and iron. The lipase contained in it can promote the digestion of fatty foods. Slimming tea, a kind of green tea with hawthorn, can be drunk continuously by directly adding cold boiled water and honey, three cups a day. Taking hawthorn powder 50g+Ilex pubescens100g every day and decocting in water twice can effectively reduce serum cholesterol. Taking granules made of hawthorn leaves and leaves has a better effect of lowering blood pressure. 5-8g of lotus leaf powder, 3-5g of hawthorn powder and honey. Because hawthorn contains a variety of organic acids, such as maslinic acid, it tastes sour and sweet, and contains lipolytic enzymes, which can enhance the role of enzymes, promote the digestion of meat and contribute to the transformation of cholesterol. Therefore, for people who feel full after eating meat or greasy things, eating hawthorn, hawthorn slices, hawthorn water or hawthorn pill can help digestion and is a key food for the elderly. Hawthorn can also benefit gallbladder and promote gastric juice secretion.