Applicable skin: any skin product. Efficacy: soothing cleansing product. Features: can gently remove light makeup while soothing the skin. Contains herbal salicylic acid decyl ester, which can relieve redness and swelling, and make the skin calmer and smoother after use. Main ingredient: salicylic acid. Instructions for using acidic fat: Take an appropriate amount day and night, massage in circular motions on wet face, then cleanse with warm water, pat dry, and then follow your daily skin care routine