Drinking lotus leaf, Chenpi and hawthorn tea for a long time may produce nausea, vomiting, poor appetite, acid reflux and other adverse reactions. Moreover, the effective dose of brewing tea is limited, and it is difficult to achieve the above effects, and it is recommended to use medication under the guidance of a doctor. Lotus leaf is bitter in taste, flat in nature, and belongs to the liver, spleen and stomach meridians. It has the effects of clearing summer heat and removing dampness, elevating clear yang (conveying nutrients from digested food to the head and face and other parts of the body), and cooling and stopping bleeding (cooling and moisturizing the blood and preventing hemorrhage). Chenpi is pungent, bitter, warm in nature, and belongs to the spleen and lung meridians. It has the effects of regulating qi and strengthening the spleen (regulating qi and strengthening the spleen), and drying dampness and resolving phlegm (removing phlegm in the body with dampness-drying medicines). Hawthorn is sour, sweet and slightly warm in nature, and belongs to the spleen, stomach and liver meridians. It has the effects of eliminating food and strengthening the stomach (promoting digestion of food and strengthening the function of the stomach and internal organs), promoting qi circulation and dispersing blood stasis, and resolving turbidity and lowering lipids (cleansing the body of turbid substances and reducing excess body fat). Lotus leaf clears summer heat and dampness, Chen Pi is pungent, dry and phlegmatic, long-term consumption is easy to consume stomach yin, resulting in stomach yin deficiency, stomach pain, nausea, vomiting, poor appetite and other adverse reactions, coupled with hawthorn is acidic and astringent in nature, long-term consumption may produce acid reflux and other adverse reactions; and pregnant women and allergic to be used with caution, in order to avoid miscarriage, allergies and other adverse reactions.