Topical Glutathione If using glutathione-containing creams or serums (sometimes offered for localized hyperpigmentation or melasma), the timeline could be similar to other lightening topicals, expect at least 810 weeks of daily application to see improvement
Yuen MF, Lim SG, Plesniak R, Tsuji K, Janssen HLA, Pojoga C, Gadano A, Popescu CP, Stepanova T, Asselah T, Diaconescu G, Yim HJ, Heo J, Janczewska E, Wong A, Idriz N, Imamura M, Rizzardini G, Takaguchi K, Andreone P, Arbune M, Hou J, Park SJ, Vata A, Cremer J, Elston R, Luki T, Quinn G, Maynard L, Kendrick S, Plein H, Campbell F, Paff M, Theodore D, B-Clear Study Group
Anxiety about the procedure can amplify vasovagal responses, adding to lightheadedness and nausea
10.1016/S0735-1097(99)00216-8 J Am Coll Cardiol
Knut Woltjen (Addgene plasmid #80475