but some of the worse skin I have seen is when I have seen people take advice from something they have seen on IG, and just gone and spent a load of money on expensive products willy-nilly, without any advice - or they use too much and it makes their skin worse
IGF-1 and Frailty From Aging Some researchers believe there is a strong connection between IGF-1 and aging
Kroemer G, Galassi C, Zitvogel L, Galluzzi L
If you are new to it, some combinations can overwhelm the skin if used incorrectly
(PubMed) Moreover, many regulatory agencies and dermatology bodies have expressed concern or even warned against the unregulated use of glutathione injections for cosmetic purposes, because of safety, contamination, dosing, and lack of evidence