Salicylic acid can remove the aged stratum corneum on the cuticle, dissolve blackhead and acne, clear the occluded pores with its antibacterial and anti-inflammatory functions, which is especially suitable for oily and acne skin.
How to use：Oil soluble, which can be directly added to the oil phase layer of the skin care products. If you want to make a water-based product, such as toner or serum, you must first dissolve it with ethanol, and add propanediol to help dissolve.
Cautions：People who are sensitive to aspirin are not allowed to use it. Skin-sensitive and weak people are only suitable for low-concentration use. It is recommended to apply it on a small skin area for testing before use.
Suggested use level：0.5-3%