The function of Suyanshui is sterilization, bacteriostasis, anti-inflammation and hydration. Su Yan Water can maintain the antibacterial effect of skin, enhance skin resistance and delay skin aging.

After the skin is cleaned, the process will converge, and the opened pores will shrink in time after cleaning. Deep cleaning can further remove dirt from pores through toner. Replenishing water and toner can replenish some lost water and prevent peeling.