Some people after using cosmetics, but appear skin itching, erythema and other symptoms

Cosmetic contact dermatitis: irritant or allergic contact dermatitis caused by cosmetics, accounting for 70% ~ 90% of cosmetic skin diseases, mainly characterized by erythema, papular herpes, blisters, bullae, exudate, swelling and scabbing, accompanied by itching, pain and burning sensation.

Cosmetic photodermatitis: Phototoxicity or photoallergic dermatitis caused by the combined action of certain ingredients in cosmetics and light, mainly manifested as erythema, blisters and swelling of the skin.

Cosmetic skin pigmentation disorder: Chronic pigmentation disorder variation occurring at or near the site in contact with cosmetics or local pigmentation (manifested as skin pigmentation spots) or depigmentation (manifested as skin leukoplakia) left after the disappearance of cosmetic contact dermatitis and photodermatitis. The consumer is advised to stop using cosmetics immediately and see a doctor in a professional hospital in case of similar symptoms.

Cosmetic acne: Contact with cosm