COSRX The AHA BHA PHA LHA 35 Peel is an advanced exfoliating treatment that combines multiple hydroxy acids with Panthenol (B5) and Vitamin B12 to improve skin texture and unclog pores. This powerful yet gentle formula works to remove dead skin cells and impurities while maintaining skin hydration. Key features: • Contains 4 types of hydroxy acids (AHA, BHA, PHA, LHA) • Enriched with Panthenol (B5) and Vitamin B12 • Improves overall skin texture • Helps unclog and minimize pores • 30ml/1.01 fl. oz size This peeling solution should be used with caution as it contains multiple exfoliating acids. It's recommended to do a patch test before first use and limit initial usage to once per week. Those new to acid exfoliation should start with lower concentrations. Always use sunscreen during the day when using this product, as acids can increase skin sensitivity to UV rays.