Colla Corii Asini is a kind of Chinese herbal medicine which is more commonly used in clinical practice, it is more valuable and mainly has the function of nourishing Yin and nourishing Blood, moistening dryness and stopping cough, and also has the function of stopping bleeding, but not all people are suitable to use Colla Corii Asini for conditioning and treatment. Clinically, it is not suitable for people with Qi deficiency, Yang deficiency or damp-heat to take Colla Corii Asini orally. The main reason is that the taste of Colla Corii Asini is rather nourishing and greasy, and it will affect the digestive function of people with Qi deficiency and Yang deficiency, which will lead to abdominal distension, nausea, vomiting and less food. People with damp-heat constitution will experience aggravation after taking Colla Corii Asini orally, mainly because Colla Corii Asini has the side effect of helping dampness, so people with damp-heat constitution are also not suitable for taking Colla Corii Asini orally.