Step 1. No.5 Vitamin-Niacinamide Concentrated Pad Easy Daily whitening care immediately after cleansing 1. Place the jelly side on both cheeks and leave them on for 3~5 minutes like a face mask. 2. Gently wipe the rest of your face with the cotton gauze side of the pad. Step 2. No.5 Vitamin Boosting Essence Toner After cleansing, soak a cotton pad generously with the product and lightly wipe your face. This allows for gentle texture refinement without irritation. Recommendation for boosting effects. Try using it with the well-matched No. 5 Vitamin Concentrated Seurm. Apply it as the first step before using serum to achieve a boosting synergy of 133%. Recommendation for dry oily skin, Apply it lightly once more for a refreshing hydration essence that can also be used as a dual-purpose product. Step 3. No.5 Vitamin Concentrated Serum After applying the product over the entire face, add an extra drop to areas of concern and gently tap it in. This helps provide a more effective care.