Yes, glutathione can help lighten dark spots but the effect is gradual, and the results depend on several factors: Cause of pigmentation (acne, melasma, sun damage, post-inflammatory hyperpigmentation) Skin tone and type Duration of use Method of administration Combination with other treatments For example, in cases of melasma or stubborn acne marks, glutathione is most effective when used alongside other therapies such as chemical peels, lasers, and prescription creams
doi:10.2147/JIR.S300989
doi: 10.3390/ijms18102137 99 SongBLiPYanSLiuYGaoMKLvHYet al
Boxed warning (applies to the drug class): In animal studies, GLP-1 receptor agonist medications caused thyroid tumors, including thyroid cancer
Wegner VD, Feile A, Alb M, Hudecek M, Hewitt P, Mosig AS