This serum contains glutathione and is expected to improve skin transparency. - Product Name: GLUTATHIONE SERUM Bronzem Serum - Brand Name: KISO care - Contents: 30ml - Ingredients: Water, BG, Glycerin, PEG-60 Hydrogenated Castor Oil, Niacinamide, Acetyl Hexapeptide-8, Glutathione, etc. Thank you for viewing. As shown in the photos. Although unused, please understand that this item has been in someone's possession.