lifeofguangzhou.com
Besides sharing an exorbitant price tag (not surprising considering that the first is made from the hardened saliva of the swiftlet bird, while the second requires days of preparation before arriving at the pharmacy) both of these exotic foodstuffs are reputed to be good for complexion and help skin grow. Fortunately so is the less expensive Fish Maw.
Made from the air bladder of certain types of fish, it works well in soups and stews, absorbing the flavors of the foods it is cooked with.