When (and how) to use Retinol 0.2 Boosting Shot Ampoule by SKIN1004

[Skin Adaptation Usage] Adaptation Period: Use 2-3 times a week or every other evening : Apply a small amount to the concerned area (approximately 0.1ml per area) After Adaptation: Daily use – For faster skin care results : After cleansing, use a toner or pad to refine skin texture, then dispense an appropriate amount and gently massage it over the entire face. Finish with a moisturizing skincare product. (Apply a thin layer over the entire face) TIP: For better results, use with Centella Soothing Cream. After Adaptation: Special Use for Targeted Areas : Depending on your skin condition, use every other evening or 2-3 times a week. After cleansing and toning, apply a small amount to the concerned area. (approximately 0.5ml per area)