Water chestnut, also known as horseshoe, chestnut and pear, is native to India. Fat and tender is the best. It can be eaten raw, cooked or served as a dish. Has the effects of clearing away heat and resolving phlegm, promoting salivation, quenching thirst, stimulating appetite, improving eyesight, clearing away sound, promoting digestion, and sobering up. The aboveground stem of water chestnut is named "Tiantongcao", which has the function of clearing heat and diuresis. Eleocharis tuberosa can clear away lung heat and is rich in mucus, and has the functions of promoting fluid production, moistening lung, resolving phlegm, relaxing bowels, stranguria and diuresis, eliminating carbuncle and detoxicating, cooling blood and removing dampness, promoting digestion and reducing swelling. Indications: fever to quench thirst, jaundice, red eyes and sore throat, short and red urine, exogenous wind-heat and lump accumulation. Water chestnut has a good effect of clearing away heat and purging fire, which can not only clear away heat and promote fluid production, but also supplement nutrition, and is most suitable for patients with fever.

6 Grape Grape has the effects of nourishing liver and kidney, benefiting qi and blood, promoting fluid production to quench thirst, and inducing diuresis to relieve stranguria. People who smoke for a long time accumulate a lot of toxins in their lungs and their functions are impaired. The effective components contained in grapes can improve the metabolic rate of cells and help lung cells to detoxify. In addition, grapes also have expectorant effect.

7 Persimmon Chinese medicine believes that persimmons are cold, sweet and slightly astringent, and belong to the lungs, spleen, stomach and large intestine. It has many functions, such as moistening lung and resolving phlegm, clearing away heat and promoting fluid production, astringing intestine to stop dysentery, invigorating spleen and stomach, promoting fluid production and moistening intestine, cooling blood and stopping bleeding. For people with dry cough and phlegm in autumn, eating persimmons can effectively moisten the lungs and resolve phlegm. Persimmons are delicious, but you can't eat them on an empty stomach or with crabs. Because persimmon contains tannic acid and crab meat is rich in protein, the reaction between them will solidify, stimulate the digestive tract and cause nausea, vomiting or diarrhea. In addition, other high-protein foods, such as shrimp and beef, should also avoid eating with persimmons.

8 Siraitia grosvenorii, known as the "fairy fruit", has the effects of clearing away heat and toxic materials, resolving phlegm and relieving cough, nourishing voice and moistening lung, and removing bad breath, and is especially effective for hoarseness, dry throat and thirst caused by excessive alcohol and tobacco. And improve diabetes. It can protect the throat and treat hoarseness, cough discomfort and sore throat caused by wind-heat invading the lungs. Can be used for treating lung fire, dry cough, sore throat, aphonia, intestinal dryness, constipation, etc.