Bird's nests are formed by saliva

Bird's nests are nests made by mixing other substances with the saliva secreted by some swiftlets of the Rainier Swallow family and several species of swiftlets of the swiftlet genus. It is also known as "Swallow Vegetable", "Swallow Root" and "Swallow Vegetable". Bird's nest can be divided into "House Swallow" and "Cave Swallow" according to the nesting place, and Cave Swallows are different in color due to the influence of minerals, and there are White Swallows, Yellow Swallows and Red Swallows, while House Swallows only have Ivory White as a color. The so-called "Blood Bird's Nest" on the market is rumored to be made from artificially farmed Bird's Nest through the "bird droppings fumigation method".

Expand: Ingredient Effectiveness

The main nutrient in bird's nest is protein, which has one essential amino acid (lysine) and three conditionally essential amino acids, while the human body needs eight essential amino acids and 13 conditionally essential amino acids.