Used about twice. Selling because it didn't agree with my skin. Will ship without the box. ⚠️ Also listed on other sites, so act fast. 【Product Features】 This serum contains 0.3% nano-retinol and niacinamide, promoting skin regeneration. Retinol helps with skin turnover and contributes to the improvement of wrinkles and fine lines. 【How to Use】 Take an appropriate amount in your hand and gently apply it to clean skin. Recommended especially for nighttime skincare. 【Effects】 Expected to smooth skin texture and provide brightness. With regular use, you can experience healthier skin. - Brand: anua - Product Name: NANO RETINOL™ 0.3% NIACIN RENEWING SERUM - Capacity: 30ml / 1.01 fl oz Thank you for viewing.