AS1: Suitable for all skin types
The main ingredient is lactic acid, which can effectively remove skin keratin, long-lasting moisturize, and promote collagen regeneration.
SA2: Suitable for oily and sensitive skin
The main component of SA2 is salicylic acid, which is mainly used for oily skin, acne, and has stronger cleaning power.
AO3: Suitable for all skin types
AO3 is mainly composed of glycerin, soybean essence and green tea essence, which can recover damaged cells, effectively help regeneration, provide skin immunity and inhibit melanin.