Journal

First-person. Research-backed. No agenda. Every article starts with a question I actually asked while figuring out my own skin.

Copper Peptides Are Trending Again. A Serum and an Injection Are Not the Same Risk.

Topical copper peptides have a plausible repair story and some human data. Injectable GHK-Cu sits in a very different evidence and safety category - one the internet often collapses into the same conversation.

Fine LinesLoss of FirmnessCrepey Skin

5 July 2026·5 min readRead →

THE WEEKLY EDIT

New articles, straight to your inbox.

One email a week. Research-backed skincare, honest verdicts, and whatever I'm currently testing. No fluff.

· See a sample issue →