But not every kind of bird's nest is edible. Edible bird's nest is made by another swallow, belonging to swift family. This kind of swallow is Jin Siyan, especially the saliva secreted by some Swifts of the Swift family and several species of the Swift genus in Jin Siyan, and then mixed with other substances to build nests. The purity and nutritional value of protein in Jin Siyan's saliva are the highest. Compared with other bird's nests, Jin Siyan bird's nest is more expensive, but the nutritional value of Jin Siyan bird's nest is also more helpful to human body.
The high nutritional value of Jin Siyan bird's nest is due to the nesting place of Jin Siyan bird's nest. Generally speaking, Jin Siyan's Bird's Nest is built on the cliffs of tropical and subtropical islands, and the climate conditions in tropical areas make Jin Siyan's Bird's Nest unique. Jin Siyan bird's nest is a very precious food and a very precious medicinal material. Moistening lung for health, beauty beauty, and treating respiratory diseases are all functions of Jin Siyan Bird's Nest.