What's the matter with itchy red pimples on my face?

Itching and red pimples on the face are mostly caused by facial allergies, which are related to the use of cosmetics, contact with pollen, intake of seafood, etc. If the local red pimples gradually expand and are accompanied by burning sensation, it is necessary to consider the cause of dermatitis. In addition, it cannot be ruled out that urticaria is caused.