Water-phase essence + oil-phase essence, breaking the barrier of traditional acid irritation, while using oil to strengthen the skin's defense, salicylic acid penetrates deep into the pores to clean the dead stratum corneum, tighten pores, and improve closed comedones. Combined with niacinamide and blue copper peptide ingredients, it regulates and controls oil, and microdermabrasion-level shrinks pores, radiating a healthy glow from the inside out.