Almost all of us have heard about the efficacy of a swallow's bird's nest, but the knowledge of the actual efficacy is till limited. Birds's nest (Collocalia Fuciphaga) is famous throughout the world. Bird's nest apodiae family members since tens maybe even hundreds of years ago is believed to have efficacy in rpoviding freshness and even to maintain the health of the human body. The myth is good for health emerged from the ex-media too. That at least is believed by Indonesian people.