The Vitamin C 23 Serum 20 ml – Brightening & Anti-Aging Serum with 23% Pure Vitamin C, Super Vitamin E & Hyaluronic AcidCOSRX The Vitamin C 23 Serum with Super Vitamin E & Hyaluronic Acid 20 ml Experience a powerful brightening and firming boost with a 23% pure Lascorbic acid serum, enriched with vitamin E (tocotrienol), sodium hyaluronate, hyaluronic acid, allantoin, and squalane. This dual layer oil serum absorbs smoothly to reveal radiant, youthful skin. Key Benefits High potency antioxidant + brightening: 23% pure vitamin C targets dark spots, uneven tone, and