Thank you for viewing! This is a medicinal wrinkle-improving serum containing niacinamide, an effective ingredient for wrinkle improvement. It is a new/unopened product. I have a subscription, but I'm selling it because I have too much. This arrived in July 2025. Please refrain from purchasing if you are concerned about home storage. ⭐Product Name: CELLULA BRILLIO N ⭐Contents: 15ml ⭐Purpose: Wrinkle-improving serum Thank you.