Step 1: Oil-Based or Balm Cleanser. According to celebrity esthetician and founder of Peach & Lily, Alicia Yoon, the first step in any 10-step Korean skincare routine is an oil cleanser. ... Step 2: Water-Based Cleanser. ... Step 3: Exfoliator. ... Step 4: Toner. ... Step 5: Essence. ... Step 7: Treatments. ... Step 8: Eye Cream. ... Step 9: Moisturizer.