This serum combines glutathione and vitamin C to brighten the skin. - Product Name: Vitamin 5+ Concentrated Serum - Contents: 30ml - Country of Manufacture: KOREA - Ingredients: Glutathione, Vitamin C - Brand Name: philosophy Thank you for viewing. This is the Japanese version of Number 5 from NUMBUZIN. I used it once, but it didn't suit my skin, so I stopped. I think about 29ml remains. Only the bottle will be shipped. Please reply if you have any questions.