1. The nutritional value of bird's nest is higher than that of Xueyan. Snow swallow and bird's nest have nourishing effects, but they are completely different substances. Bird's nest belongs to the nest of Haiyan, which is a fibrous substance made of saliva as the main raw material of swallows. The color of bird's nest is generally bright white, with a little transparency and luster, which looks more crystal clear. Bird's nest is rich in vitamins, protein and minerals, and it is a good tonic. After eating bird's nest, you can beauty beauty, strengthen the spleen and nourish the stomach. Xueyan itself is a kind of juice secreted by the pith of Xueyan tree, which belongs to a kind of physical food. The color of snow swallow is generally ivory white, with a sense of luster.

2. Bird's nest is rich in protein. According to estimates, every100g of bird's nest contains 49.9g of protein, with a high content of protein. The nutrition of Xueyan is mainly sugar, without protein. Bird's nest is rich in minerals. According to estimates, every100g of bird's nest contains 42.9 mg of calcium, which is quite high. At the same time, it contains 3 mg of phosphorus and 4.9 mg of iron, and the overall mineral content is very high, while Xueyan contains no minerals.

3. The main nutrition of Xueyan is special sugar. Has the functions of enhancing immunity, accelerating growth and providing energy. Compared with bird's nest, the nutrition is still much worse. Generally speaking, the nutritional value of bird's nest is higher than that of Xueyan.