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What is the difference between Blood Bird's Nest and Bird's Nest

The differences between Blood Bird's Nest and Bird's Nest are different in color, different in composition, different in harvesting location and different in nutrition.

1. Different colors

White bird's nests are usually white in color; whereas blood bird's nests are red in color, as bright red as blood, and therefore are called blood bird's nests.

2. Different Composition

Blood Bird's Nest and White Bird's Nest are different in composition. Blood Bird's Nest and White Bird's Nest are both salivary secretions of swiftlets, which are rich in proteins. However, the rock wall of the cave where Blood Bird's Nest is located is rich in trace elements, which will gradually permeate into the bird's nest, thus forming Blood Bird's Nest.

3. Different picking locations

White Bird's Nests are usually picked above the eaves of a house or inside a mountain forest, while Snow Bird's Nests are usually picked inside a cave.

4. Nutritional Differences

It is generally believed that blood bird's nests are rich in minerals and have a higher nutritional value than white bird's nests.

Blood Swallow's Nest:

Spreading, loose fibers, filamentous structure, rich clefts, good permeability, yellowish color is good, is the natural pure bird's nest. The structure is in the form of filaments, varying in length and thickness or lumpy and irregular. For example, if the bird's nest is dull, with dense fibers, lumpy structure, fewer fissures, poor permeability and artificial color, it is not a pure bird's nest.

Blood bird's nest has a distinctive fragrance, but no strong odor. The weight of a complete pure bird's nest in small marigold shape is 5~7g each, in medium marigold shape is ~7-9g each, and in large marigold shape is around 10g each. There is a chemical flavor, a greasy taste and other special smells are mostly fake or inferior.