There are specific, documented cases where a qualified dermatologist might consider it: severe and resistant pigmentation conditions, including certain presentations of melasma that have not responded adequately to topical treatments, oral supplements, and professional procedures over an extended period
Antioxidant amino acid that allows normal cell renewal, is therefore an excellent anti-aging for nerve cells and to generate energy for body and mind
doi:10.1038/nature03000 Sosne G, Kleinman HK, Springs C, Gross RH, Sung J, Kang S
Reusing needles is a false economy
It combines professional whitening with the anti-aging benefits of NMN