* Definition and source: golden swallow and Jin Yan ears are related to swallows, but their sources and definitions are different. Golden swallow is the saliva of a swallow, and Jin Yan's ear is a kind of tremella.
* Nutritional value: golden swallow and Jin Yan ear are both very nutritious and have the characteristics of nourishing and strengthening, but their nutritional values are not exactly the same. Jin Yan's ear is a kind of high-quality herbal tremella, and its gum is three times that of bird's nest. Using biological carrier technology, with more than a dozen Chinese herbal medicines such as yam, astragalus root and lotus seed as culture medium, it is artificially cultivated.
* Appearance and taste: golden swallow and Jin Yan ears are also different in appearance and taste. Golden swallow is usually solid and may have different colors and textures, while Jin Yan's ears are similar to tremella. As for the taste, golden swallow may have a unique taste and texture, while Jin Yan ears may have a smoother and more delicate taste.
Generally speaking, there are obvious differences between Jin Yan and Jin Yan ears in source, nutritional value, appearance and taste.