The medicinal value of Dendrobium has been highly esteemed by doctors and Chinese medical texts for many generations, and it enjoys the reputation of “life-saving immortal herb” and has been promoted as the first of the “nine immortal herbs” in ancient China. Because of its miraculous and unique medicinal value and health care efficacy, Dendrobium ironbark is highly respected by the profound Chinese medicine culture, and many influential medical monographs and codices in the past generations have included it and regarded it as “the best of medicine”. During the Qin and Han dynasties, the first pharmacological monograph of China, Shennong Ben Cao Jing, recorded Dendrobium ironbark: “Taste sweet, flat. The main injury, remove paralysis, down the gas, replenish the weakness of the five viscera, strong Yin, long serving thick intestines and stomach. It means that Dendrobium ironbark is sweet in taste and calm in nature, mainly treats damaged or weak function of spleen and stomach, removes dampness and paralysis, lowering qi, and can eliminate many symptoms of weakness caused by invasion of wind, cold and dampness evil. It nourishes the five organs, strengthens the body and nourishes Yin. Long-term use can enhance the function of the spleen and stomach, thus making the body flexible, enhancing immunity and prolonging life. 2. In the period of the Ten Kingdoms of the Five Dynasties, the herbal medicine of Rihua Zi: “treats deficiency and weakness, strengthens the tendons and bones, warms the water organs, educates, calms the stomach and expels deficiency evil”. It means that Dendrobium can treat weakness caused by deficiency and strain, strengthen the muscles and bones, warm the kidneys, improve intelligence, and normalize the weak gastrointestinal function, and achieve the purpose of replenishing deficiency. 3, Southern dynasty medicine scientist Tao Hongjing “famous doctor’s special record”: “Benefit essence, replenish internal extinction deficiency, calm stomach gas, grow muscle, expel skin evil heat, foot and knee pain, weakness, strengthen Yang, replenish kidney accumulation essence”. It means that Dendrobium is beneficial to the accumulation of blood, fluids and body fluids of human body, replenishing the weakened and insufficient internal organs, enhancing the digestive function of people, making people grow muscles and be strong, and eliminating various bad symptoms of skin due to heat evil, removing cold pain and soreness of feet and knees, and replenishing kidney yang at the same time, making the whole kidney system to be replenished, making sufficient qi and blood, spirit and so on. 4, late Sui and early Tang dynasties, Zhen Quan’s “Treatise on the Nature of Medicine”: “Benefit the qi and remove heat, main treatment for men with weak waist and feet, strengthen the yang, and replenish the kidney to accumulate essence”. This means that it can benefit the essence and eliminate the heat, treat the weakness of the waist and feet of men, replenish the kidney yang, so that the whole kidney system can be nourished and the qi and blood and spirit are sufficient. 5.Daoist classic “Daozang” during the Kaiyuan period of the Tang Dynasty: “Dendrobium, Tianshan Snow Lotus, thousand years of ginseng, one hundred and twenty years of Shou Wu, the flower of Poria and Cistanches, deep mountain Ganoderma, undersea pearls, Cordyceps as the nine immortal herbs”. It means that Dendrobium, Tianshan (produced in Xinjiang Tianshan) snow lotus, ginseng grown for one thousand years, heshouwu grown for one hundred and twenty years, poria grown for sixty years, cistanches grown for sixty years in the desert, ganoderma lucidum in the deep mountains, pearls under the sea, and cordyceps are the “nine immortal herbs”. 6, Ming dynasty famous doctor Jia Shouxue’s “Medicine Huayi” supplemented: “treating lung gas deficiency and coughing more than one”, meaning that Dendrobium can treat coughing more than one caused by serious lung weakness. 7, Ming dynasty medical scientist Li Shizhen “Compendium of Materia Medica”: “Dendrobium remove paralysis down the gas, supplement the five viscera deficiency labor win thin, strong yin benefit essence, long serving, thick intestines and stomach, supplement the internal extinction deficiency, flatten stomach gas, long muscles, expel skin evil heat prickly gas, foot and knee pain cold paralysis weakness, fix the will to remove the alarm, light body to prolong life, benefit gas remove heat, cure men waist and knee weakness, healthy yang, expel skin wind paralysis, bone in the long cold, supplement kidney benefit strength, strong Tendons and bones, warm water rest, puzzle and clear the air, treat fever and sweating, carbuncle and gangrene drainage pus internal plug.” It means that Dendrobium ferruginum removes dampness and paralysis, lowering Qi, nourishing the weakness of five organs, strengthening the form and nourishing Yin. Mainly treating damaged or weak function of spleen and stomach, long-term consumption can make the intestinal function of digestive system be enhanced; nourishing the weakness and functional deficiency of internal organs. It is also able to eliminate various adverse reactions of the skin due to heat evil, remove cold pain and soreness of the feet and knees; eliminate palpitations, delay aging, and make one lighter. It can also remove various symptoms of the skin due to wind-cold, wind-heat and wind-dampness, strengthen the kidney system to enhance energy and muscles and bones, warm the kidneys and enhance one’s mental clarity, treat the weakness of the waist and knees (due to yin deficiency) and sores and carbuncles due to poor internal functioning, etc. 8, Ming dynasty famous doctor Miao Xiyong, “the main injury, down the gas, replenish the five viscera deficient labor win thin, replenish the internal extinction deficiency, long serving thick intestines and stomach, light body and prolong life” means that Dendrobium ironbark is damaged in the spleen and stomach, descend the gas, replenish the deficiency of the five viscera weakness and blood, essence, Jin, etc. The main treatment for damaged spleen and stomach or weak function, long-term consumption can enhance the function of the spleen and stomach, thus making the body flexible, enhance immunity, and prolong life. 9, Ming Dynasty medical doctor Li Zhongzi “Ben Cao Tong Xuan” – “sweet can please the spleen, salty can benefit the kidneys, so more work in the two organs of water and earth” means “sweet medicinal properties are beneficial to enhance the function of the spleen and stomach, the taste of salt can benefit the kidney system Therefore, the greatest effect is to benefit the kidneys and the spleen and stomach system.” 10.The Ming Dynasty medical scientist Ni Zhumo’s “This Herb Huiyan” – “medicine to cultivate the deficiency of yin of the five organs” means that Dendrobium is a medicine to cultivate the deficiency of yin of the heart, liver, spleen, lung and kidney. 11.The famous doctor Zhao Xuemin of Qing dynasty, “The Collection of the Materia Medica”: “Clear the stomach to remove the deficiency heat, generate the Jin, and Si labor loss, replace the tea with it, open the stomach and strengthen the spleen, fix the fright and heal the wind, can calm the saliva and phlegm, solve the summer heat, Gan Fang descends the gas, and call it the nourishing Yin tonic treasure. It means that Dendrobium can clear the condition of Yin deficiency and dry heat in the stomach and promote the production of water in the body; for the weakness caused by the deficiency of five organs and exertion, using it to drink instead of tea can open the appetite, enhance the digestive function and eliminate the panic and palpitation; treat the symptoms caused by wind-cold, wind-heat and rheumatism, it can keep the sanity normal by enhancing the righteousness, relieve the summer heat, smell fragrant and make people feel comfortable, so it is called the nourishing Yin and tonic treasure. It is a precious product for tonicity. 12. Zhou Yan, a medical doctor of Qing Dynasty, said in the book of Materia Medica: “It is a medicine for kidney, a medicine for lung and a medicine for intestine and stomach”, which means that Dendrobium is a medicine for kidney, lung and intestine and stomach. 13. Zhao Xuemin of the Qing Dynasty (Ben Cao Zai Xin): “Regulates stomach qi and clears stomach fire. It can remove the thirst in the heart, cure the deficiency heat of the kidney, calm the mind and fix the fright, solve the night sweat, and dispel the summer heat”. It means that Dendrobium can regulate the spleen and stomach, clear the stomach fire and enhance the function of the intestines and stomach. It can dispel thirst in the heart, treat deficiency heat caused by Yin deficiency in the meridians and kidney system, tranquilize the mind and relieve night sweats, and dispel heat from summer heat. Xie Zongwan, a famous herbalist in modern times, praised Dendrobium ironbark as “rich in fat and cream, with the greatest power of nourishing Yin”. Modern medical research found that Dendrobium has the following nine effects: 1, enhance immune function; 2, promote digestion; 3, protect liver and bile; 4, anti-rheumatism; 5, reduce blood sugar and blood fat; 6, tumor suppression; 7, protect vision; 8, emollient skin and face; 9, anti-aging. In today’s health concept that medicine is better than food, Dendrobium, a rare herb that is beneficial to the body and absorbed quickly, is undoubtedly more suitable for health than ginseng, ganoderma lucidum and other tonic herbs in the right amount, and is almost not limited by the body type and population. As the first of the immortal herbs, as long as you choose the right Dendrobium in the green and ecological natural conditions, long-term consumption is undoubtedly an efficient and convenient way to maintain health.