100% natural, guaranteed quality, free of nitrates, traditionally hand-cleaned and hair removed. The swallow bird has always been considered as a symbol of a good luck to Chinese people. The bird never disturbs or harms human being, but helps men whipping insects out as a food.In addition, the nest contains a protein, calories and vitamin that are good for men, women, young and old. The Chinese name for bird's nest soup, yàn w , translates literally as "swallow's nest". When dissolved in water, the birds' nests have a gelatinous texture used for soup or sweet tong sui. It is mostly referred to as "jin wo" unless references are made to the salty or sweet soup in Chinese cuisine. The most heavily harvested nests are from the Edible-nest Swiftlet or White-nest Swiftlet (Aerodramus fuciphagus) and the Black-nest Swiftlet (Aerodramus maximus).
 The white nests and the "red blood" nests are supposedly rich in nutrients which are traditionally believed to provide health benefits, such as aiding digestion, raising libido, improving the voice, alleviating asthma, improving focus, and an overall benefit to the immune system. The nests are built during the breeding season by the male swiftlet over a period of 35 days. They take the shape of a shallow cup stuck to the cave wall.
The nests are composed of interwoven strands of salivary laminae cement. Both nests have high levels of calcium, iron, potassium, and magnesium. The item "100% Natural Indonesia Swallow Birds Nest 4A Grade 4OZ (113g) T Yn Sào" is in sale since Monday, April 15, 2019.This item is in the category "Health & Beauty\Vitamins & Dietary Supplements\Herbs & Botanicals". The seller is "green-like" and is located in Great Neck, New York. This item can be shipped to United States.