Duzhong has been known for using its bark as medicine since ancient times. As early as 2000 years ago, China's first pharmacological monograph, "Shennong's Classic of the Materia Medica" recorded the efficacy of the skin of eucommia, said "eucommia is pungent and flat", the main treatment "lumbar and spinal pain, tonic, beneficial to the vital essence, firm sinews and bones, and strong will, the yin and the itchy wet, urinary residual leaching. Served for a long time, light body and old age resistance". Compendium of Materia Medica" and another famous Chinese medicine book "Materia Medica" on the pharmacology of eucommia, efficacy are made in detail: eucommia color purple, sweet and pungent taste, its nature is warm and flat, sweet and warm to complement, slightly pungent to moisten, so it can be into the liver and tonifying the kidneys. Covering the liver is the main tendon, the kidney is the main bone, kidney full of bone strong, liver full of tendon health, can make the tendons and bones with each other. The treatment of waist and knee pain, fetal restlessness and so on.

Modern pharmacological research and clinical applications show that: in addition to the traditional health care role of Duchenne, on the enhancement of memory function, analgesia, anti-fatigue, anti-aging, anti-tumor, regulating immune function, etc. have obvious effects, in particular, the unique bidirectional regulation of the immune function of the maintenance of human health plays a vital role.

Since the 1980s, relevant experts at home and abroad have conducted systematic research on the healthcare effects of eucommia leaf, proving that eucommia leaf and eucommia bark have equal or similar medicinal effects. And eucommia leaves have better effect in anti-fatigue, anti-aging, increasing coronary blood flow and so on.