The most effective way to eat Colla Corii Asini is to melt and blend into the decoction, Colla Corii Asini has the effect of tonifying blood and nourishing yin, moistening dryness and stopping bleeding. Colla Corii Asini belongs to the blood tonic medicine in the deficiency medicine, for the equine animal donkey’s skin by decoction, concentration made of solid gum, also known as donkey skin glue. Colla Corii Asini is pungent and warm in nature. Into the spleen, stomach, kidney meridian. It has the effect of tonifying blood and nourishing yin, moistening dryness and stopping bleeding. It can be used to treat dizziness and palpitations (rapid heartbeat, often accompanied by panic), blood deficiency and atrophy, muscle impotence and weakness, internal movement of deficiency wind, vomiting and urination of blood, insomnia, coughing and haemoptysis, blood in stool and leakage of menstruation (menstruation is excessive or more than a few drops), coughing and dryness of the lungs, and foetal leakage of pregnancy (small amount of bleeding from vagina in the early stage of pregnancy). People with weak spleen and stomach should be cautious of using Colla Corii Asini. Adverse effects of Colla Corii Asini are not known. If necessary, please use under the guidance of a professional Chinese medicine practitioner.