Photosensitive ingredients (such as vitamin C/arbutin) are not sun protected and should be paired with SPF30+sunscreen; Stimulating desquamation (high concentration acid), switch to mild ingredients (tranexamic acid/glycyrrhizic acid);

Common triggers include:

Frequent use of soap based cleansing or strong cleansing products may damage the sebum membrane, causing dry and sensitive skin, and even leading to inflammatory acne. It is recommended to clean your face no more than twice a day, and you can wash your fa

and be not so. SPF50+is suitable for long-term outdoor activities, and daily commuting can choose SPF30+or PA+++; High magnification sunscreen may contain more chemical sunscreens, which can easily cause skin burden and require flexible selection accordin

Immediately stop using exfoliating products, wet compress blood vessels with cold water, and apply a repair cream containing ceramide and squalane. If the symptoms persist, seek medical attention to investigate whether it has caused contact dermatitis.