Regular maintenance treatmentstypically monthly or bi-weeklyhelp sustain optimal levels and ongoing benefits
If you have a medium brown skin then we would expect up to 6 months of weekly Skin Brightening drips
Therefore, we speculated that CBS is nonfunctional under supraphysiological cystine concentrations and investigated its function in a customized culture media containing cystine at a physiological concentration of 50 M or less
[DOI] [PMC free article] [PubMed] [Google Scholar] 29.Kumakura S., Sato E., Sekimoto A., Hashizume Y., Yamakage S., Miyazaki M., Ito S., Harigae H., Takahashi N
J.et al (2006)
In the first reaction, glutamatecysteine ligase (GCL