Hello, generally salicylic acid has an anti-acne effect on the skin, but it is not suitable for direct use on sensitive skin. It is recommended to use it mixed with essential oils. It can be applied (cotton swab) on acne areas, mainly for It can be used by people with oily skin to control the oiliness of their skin. However, it is important to prevent acne in summer, as ultraviolet rays have a great impact on the skin. Made purely by hand, I hope you will adopt it! ! !