Do Glutathione and Kojic Acid Even Skin Tone? Gluta C Dark spots don't appear overnight and they won't fade overnight either. But with the right ingredients, they will fade. Inside L'Avyanna's brightening line: Vitamin C to brighten, Arbutin to prevent, and Glutathione If you want to fade dark spots fast, you need to be using Glutathione. The Manyo Glutathione 7 Dark Spot Serum has completely upgraded my brightening routine. It targets hyperpigmentation and 7 days challenge to fade my dark spots Glutathione Shot Serum Glutathione Film Patch @manyo US #manyo #coachella #glutathione #darkspot #postacnecare