The official wechat official account of the Guangdong Provincial Food and Drug Administration recently released a news that: in daily life, consumers say that they are "allergic to alcohol in skin care products". This is an irregular statement, which means that they are intolerant to alcohol, and their skin is prone to adverse reactions after contact with alcohol, including objective redness and swelling, subjective heat, pain and itch, as well as scaling, hair loss and discoloration. Many ingredients in cosmetics may cause adverse reactions. Those who are allergic to cosmetics should pay attention to 6 types of ingredients. It is reported that the most common and allergenic ingredients are mainly the following: acids, such as acids (glycolic acid, citric acid, malic acid, tartaric acid, lactic acid), salicylic acid, sorbic acid, benzoic acid and boric acid; Bases, most typically triethanolamine and ammonia; Diols, such as propylene glycol, butanediol, pentanediol and hexanediol. If it appears in the top five of the ingredient list, it may cause itching, redness and fever; Essence and fragrances, especially amyl cinnamaldehyde, cinnamaldehyde, cinnamitol, geraniol, hydroxycitronellol and acorn moss; Methyl isothiazolinone and formaldehyde (used as antiseptic); Diphenyl ketone-3 (used as a preservative, which shall be marked according to national regulations). (outlook new era)