Eat bird's nest in moderation.

Generally 2 yuan a month, around 300 yuan.

The bird's nest, as its name implies, is the nest of swallows. A nest made of saliva and feathers.

Bird's nest, also known as bird's nest, swallow root and swallow dish, refers to a nest made by mixing saliva secreted by some Swifts of Swift Family of Swift Order and Jin Siyan of several species of Swiftlet in Jin Siyan with other substances.

Bird's nest can be divided into "domestic swallow" and "cave swallow" according to the nesting location. Dongyan has different colors due to the influence of minerals, including Bai Yan, Huangyan and Hongyan, while domestic swallow has only one ivory color. Bird's Nest is one of the traditional precious foods that China has been eating since the Ming Dynasty.

Has the effects of nourishing yin, moistening dryness, invigorating qi, invigorating middle warmer, resolving phlegm and relieving cough. It is often used for nourishing yin and moistening dryness, invigorating qi and tonifying middle warmer, resolving phlegm and relieving cough, chronic illness, physical weakness, tuberculosis, cough, expectoration, hemoptysis, vomiting blood, chronic dysentery, chronic malaria, nausea, nocturnal emission due to physical weakness and frequent urination.