According to Chinese medicine, Dendrobium is sweet, light and slightly cold, and it enters the lung, stomach and kidney meridians, which is beneficial to the stomach, nourishing Yin and clearing heat. In the Compendium of Materia Medica, it is said that Dendrobium “treats fever and spontaneous sweating”. It is said in the “Drug Hueyi” that Dendrobium “has a light and clear odor, which is compatible with the nature of the lung, cool and clear, which is suitable for the lung. The main treatment is for long deficiency of lung qi, cough, heat rash, and deficiency heat of muscle surface. In the late stage of fever, when there is deficiency of fluids, dry mouth, thirst, low fever, residual heat, lack of appetite, stomach pain and dry vomiting, spontaneous sweating and night sweating, dizziness of head and eyes, dry and red tongue or no moss, etc., Dendrobium is the most suitable, which can be tonic in clearing and tonic in clearing. Pharmacological research shows that Dendrobium contains a lot of mucilage, which can nourish deficiency and strengthen the body, nourish Yin and not greasy, and can benefit life and fitness and enhance the function of white blood cells when taken regularly. The decoction of Dendrobium can promote the secretion of saliva and gastric juice, help digestion and enhance gastrointestinal motility. Dendrobium alkali has the effect of relieving heat and pain, and has a better therapeutic effect on Yin deficiency with heat, hidden pain in stomach and epigastrium, dry mouth and desire to drink, lack of appetite, etc. In addition, Dendrobium has an inhibitory effect on Staphylococcus aureus, and can be used for high fever caused by acute cholecystitis. Dendrobium can also brighten eyes and benefit essence, treat eye diseases caused by liver and kidney yin deficiency, such as blurred vision, decreased vision, dry eyes, etc. Currently, there are Chinese medicines such as “Dendrobium Luminous Pill” and “Dendrobium Bright Eyes Pill” available for clinical use, and the efficacy is very remarkable. It should be noted in clinical use: fresh Dendrobium is good for clearing heat and generating fluid, and it is good for heat disease and wounded fluid, dry tongue and thirst; dried Dendrobium is good for nourishing deficiency and nourishing yin, and it is suitable for deficiency of yin fluid and dry tongue and thirst. Dendrobium can converge evil, so that evil will not reach outside, so it should not be used in the early stage of warm disease; it can also help dampness, so it is contraindicated for those who have not yet transformed dampness into dryness. Now introduce two food therapy recipes for your choice. 1, dendrobium porridge Dendrobium 15 grams (fresh double), 100 grams of rice, sugar appropriate amount. Wash the dendrobium, put it into the pot, add water in the right amount, decoct the juice, add rice and cook the porridge, when it is cooked, mix in sugar and cook one or two boils, 1 dose daily. It can benefit the stomach and generate fluid, nourish Yin and clear heat. Suitable for late stage of fever, stomach yin deficiency, deficiency fire on inflammation caused by dry mouth and thirst, vague pain in stomach and epigastric, dry vomiting, dry stool, short yellow urine, red tongue with little or no moss, etc. 2, dendrobium tea fresh dendrobium 15 grams, 5 grams of bamboo leaves, placed in the same cup, brewed into the appropriate amount of boiling water, soak 10-20 minutes offspring tea drink, 1 dose daily. Can nourish yin and produce fluid, suitable for diabetes thirst, dry mouth and happy to drink, vague pain in the stomach and epigastric, dry stool, red tongue with little moss, etc.