Bird's Nest strengthens the lungs, eliminates phlegm and cough. Bird's nest is a rejuvenator because it contains special epidermis growth factors that help regeneration of skin cells. Consuming bird's nest during pregnancy will help to eliminate backache and prevents lumbago pain after giving birth.
One of the factor to determine the quality of edible bird's nest (EBN) is from its ability to absorb water and to expand. The normal comparison of dry and rehydrated bird's nest is at 1:7 which means 5 grams of dry bird's nest will eventually give you 35 grams of rehydrated bird's nest (after the normal soaking period of one hour).