Mi Hu refers to Dendrobium huoshanense, also known as Huoshan in Mi Hu. Dendrobium huoshanense has great medicinal value, which can invigorate qi and promote blood circulation, replenish five internal organs, balance yin and yang, and significantly improve human immunity. Especially contains unique functional components, has obvious anti-tumor activity, has obvious effects on body conditioning and recovery of cancer patients after radiotherapy and chemotherapy, and is very suitable for cancer patients to eat. It is recommended to buy the nutritional essence of Dendrobium huoshanense, which is convenient to take and easy to dissolve and absorb.