Bird's nest, also known as Swallow's Nest, is the nest of swiftlets and other similar species of swallows that eat small fish, algae and other organisms in the sea, and the mucus secreted by the stomach digestive glands and the downy feathers are built into the nests and nests, which are mostly constructed on cliffs of the islands, and are shaped like the nests of the swallows on the land, so they get their name.

Bird's nest is rich in sugars, organic acids, free amino acids and salivary acid, a characteristic substance, and its main nutrient is protein, which has one kind of essential amino acid and three kinds of conditionally essential amino acids, while the human body needs eight kinds of essential amino acids and 13 kinds of conditionally essential amino acids.

Expanded:

1, the main origin

Bird's nest main origin from the Philippines to the west to the caves of the deserted islands near the coast of Myanmar, Indonesia, Malaysia, Sandakan, Singapore and Thailand, and other Southeast Asia along the sea and the South China Sea islands, mostly, Indonesia bird's nest production is the largest, followed by Malaysia.

2. Uses of Bird's Nest

(1) Improve immune function. Scientists have extracted a substance in bird's nest that has the effect of promoting mitosis. This substance, after entering the body, can well promote lymphocytes to undergo mitosis, and promote the body to produce more effective cells.

(2) Treatment of respiratory diseases. Bird's nest can relieve lung diseases, respiratory system and other diseases. It mainly works with cough, consumption as well as coughing up blood.

3. Classification of Bird's Nest

(1) White Bird's Nest: It is a white bird's nest built by spitting on insects, seaweeds and silver fish ingested and digested by the swiftlet, which is also known as Official Bird's Nest, and the whole bird's nest is white, which is naturally white and yellowish in color.

(2) Yellow Bird's Nest: The color of the entire bird's nest or most parts of the bird's nest is yellow, and the reason for its formation is mainly considered to be the result of the environment in which the bird's nest is located, such as the air, humidity, rocks, and other **** with the action, especially from the environment in which the swallows reside and the walls of the bird's cave where the swallows build their nests, which contain high amounts of iron substances to the penetration of the bird's nest.

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