Brand new and unopened. I'd like to sell this to someone who understands that it has been stored at home. This serum contains W vitamins to prevent blemishes and acne, and to bring out the skin's transparency. - Brand: Melano CC - Product Name: Serum - Contents: 20ml - Effects: Contains W vitamins - Country of Manufacture: Japan - Uses: Blemish and acne prevention - Ingredients: Vitamin C derivative - Features: Brings out skin transparency Thank you for viewing.