This serum, formulated with super vitamin E and hyaluronic acid, moisturizes the skin and enhances its radiance. - Brand: COSRX - Product Name: The Vitamin C 23 - Ingredients: Super Vitamin E + Hyaluronic Acid - Net Weight: 20g Thank you for viewing. Purchased on Qoo10 in October 2025 and used twice. The remaining amount is over 90%. I wanted to use it, but it didn't suit my skin type, so I am selling it. It has been stored in the refrigerator.