The evidence: Unapproved peptides have little, if any, human clinical trial data supporting safety or efficacy
Monitoring protocols typically include baseline measurements of relevant biomarkers before treatment initiation, followed by periodic assessments during and after peptide administration
Time Frame for Results Results from glutathione skin whitening treatments can take several weeks to months to become noticeable
[DOI] [PubMed] [Google Scholar] 231.Thornalley P.J., Waris S., Fleming T., Santarius T., Larkin S.J., Winklhofer-Roob B.M., Stratton M.R., Rabbani N
Overall, the evidence base is promising, the safety profile is encouraging, and clinical outcomes especially under properly designed protocols can be significant