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Oral Glutathione: Facts Over Hype , Glutathione is often discussed for skin brightening, but its real role lies in supporting antioxidant defence, cellular health, and overall skin quality. Skin Glutathione as a skinlightening agent and in melasma: a systematic review Sarkar 2025 International Journal of Dermatology Wiley Online Library Glutathione is a powerful antioxidant often marketed for brighter, more even skin tone and reduction of dark spots from acne or sun damage. While oral glutathione may offer mild skin brightening Glutathione for the skin Paula's Choice
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