The skin egg is mainly made of duck eggs after some concoctions made into a special food, does belong to a kind of hair products. After eating may lead to fire phenomenon, resulting in sore throat, and will trigger allergic symptoms aggravation, resulting in generalized erythema, pimples, itching and other symptoms, so it is recommended that people with allergic diseases are best not to eat. And need to pay attention to, this kind of eggs in the lead ion content is very high. Hope to adopt, thank you!