1, Bird's nest and Colla Corii Asini have their own good points.

2, bird's nest and Colla Corii Asini have their own efficacy, the focus of the two are different, so it is impossible to compare which one is better, bird's nest is rich in amino acids, which can effectively improve the body's immunity, and from the perspective of traditional Chinese medicine, bird's nest has a nourishing yin and moistening the lungs, the benefits of qi and tonifying the effect of the middle, more suitable for people with deficiency of the lung yin, such as coughing, dry cough, or lack of qi in the middle, the spleen and stomach weak people. And many of the proteins contained in Colla Corii Asini can provide sufficient nutrition to the human body, which is more suitable for patients with deficiency of liver and kidney, and it is more suitable for those who have soreness in the waist and knees, weakness, lack of energy, and lack of color to eat fish glue and cough. So the two have their own benefits, according to their own needs food