Highlights: • Powerful triple retinol complex promotes skin turnover, gently cares for old keratin, and provides targeted anti-aging care ("Triple Retinol! ... Suppresses irritation and triples efficacy"). • Gentle "water-glow ampoule" type keeps skin moisturized while supporting skin texture and firmness. How to Use: At the end of your skincare routine, apply an appropriate amount (about 1-2 drops from the dropper) to skin that has been prepared with lotion, etc. It is recommended to start by using it 2-3 times a week initially, and gradually increase to daily use while observing your skin's condition. Always use sunscreen (SPF, etc.) during the day when using retinol. Product Condition: • Purchased: June 2025 (already filled in) • Unopened, new, stored at home • Good condition, plenty of time left before expiration date