Skin safety should always come first. The Philippine Dermatological Society reminds the public that intravenous glutathione must not be used for skin whitening. It has weak evidence of effectiveness and carries Glutathione as a skinlightening agent and in melasma: a systematic review Sarkar 2025 International Journal of Dermatology Wiley Online Library Oral Glutathione for Skin Lightening and Acne: Facts and Insights Systematic Review of the Efficacy and Safety of Topical Glutathione in Dermatology JCAD The Journal of Clinical and Aesthetic Dermatology 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