Donkey hide gelatin is an ancient traditional Chinese medicine, which was first published in Shennong's classic of Materia Medica and listed as the top grade. It is a solid glue made by decocting and concentrating the dry or fresh skin of equine donkey. Donkey hide gelatin is flat in nature and sweet in taste. It belongs to the meridians of lung, liver and kidney. It has the effects of nourishing blood, nourishing Yin, moistening dryness and hemostasis. It has been honored as the "holy medicine" for tonifying blood by doctors of all dynasties.

         Traditional Chinese medicine believes that donkey hide gelatin is commonly used to treat blood deficiency, sallow complexion, bloody stool, metrorrhagia and leakage, pregnancy and fetal leakage, dizziness, palpitation, restlessness, lung dryness and cough. Improve sleep, beauty, etc.

         With the gradual enhancement of people's awareness of health preservation, nourishing traditional Chinese medicine has become the focus of people's attention. Donkey hide gelatin, as a top nourishing product, not only has a variety of effects, but also can be used as medicated diet. It has been favored by people in recent years. Donkey hide gelatin is good, but it is also exquisite to take. It is not suitable for everyone.

      Donkey hide gelatin (Ejiao), which is derived from Shennong herbal classic, is a colloidal block made from the skin of equine donkey after bleaching and hair removal. Therefore, it is called donkey hide glue in Qianjin Shizhi; During the Jin and Tang Dynasties, "when I was old, I often boiled glue to pay tribute to Tianfu", also known as tribute glue; In the past, it was said that it was boiled with the water of dong'a well in Shandong Province, so it has the traditional name of donkey hide gelatin. Donkey hide gelatin, also known as Fu Zhijiao, Gong Jiao and donkey hide glue, is called the three treasures of traditional Chinese medicine together with ginseng and pilose antler. It is called the top grade in Shennong's herbal classic. The origin of donkey hide gelatin is limited to historical conditions and there is no accurate record. But like the legendary Shennong tasting hundreds of herbs, it has been passed down from mouth to mouth and continued from generation to generation.