Modern pharmacological research shows that lotus leaf has the functions of lowering blood pressure, reducing blood lipid and losing weight. Therefore, patients with hypertension, hyperlipidemia and obesity can not only drink lotus leaf porridge frequently, but also use only 9 grams of dried lotus leaf or 30 grams of fresh lotus leaf to replace tea every day. If hawthorn and cassia seed are added together, the effects of losing weight, lowering blood fat and lowering blood pressure will be better. In hot summer, prickly heat always comes to your door from time to time. If you take a proper amount of lotus leaf, wash it, boil it in water for half an hour, and use it for bathing after cooling, it can not only prevent prickly heat, but also have the effect of moisturizing and beautifying.