Independent news and research about peptides in skincare. Follow new studies, ingredient explainers, and the claims behind the headlines — with clear distinctions between evidence, early findings, and marketing.
We do not sell products. We do not take payment from brands to influence coverage. When ads launch, they will be labeled clearly.
A publication is only as good as its first three pieces. These are the ones that set the tone.
What GHK-Cu actually does, what the human-skin studies show, and what the marketing tends to leave out.
A look at the original palmitoyl-pentapeptide-4 studies, the wrinkle-depth numbers, and the effect sizes translated into words.
The short answer is yes, with sequence. The long answer is a practical routine you can actually follow.
An interactive index of peptides that show up on ingredient lists. Hover a molecule for a short definition. A longer ingredient file for each is in the writing queue.
Copper Peptide
A tripeptide (glycyl-histidyl-lysine) with a natural affinity for copper. Widely studied for its role in extracellular-matrix signaling.
How peptides talk to skin cells — the mechanisms, cited from the literature.
One peptide at a time. What it is, what it does, what the studies actually say.
Layering, timing, pairing with retinoids and acids. Practical, no fluff.
New peer-reviewed studies on peptides in skincare, translated into plain English.
Where the industry overpromises. Where a peptide claim needs a second look.
Newer pieces, filtered by desk.
An independent publication about peptides in skincare. We do not sell products. We read the studies and try to tell you what they actually say.
No brand ownership, no product line, no affiliate links to individual products.
Display advertising will fund this. When it launches, ad slots will be clearly labeled and separated from editorial.
Written by a careful reader of the literature, not a licensed clinician. Nothing here is medical advice.
What this site is and isn't. If your question isn't here, subscribe and reply to any newsletter — real replies, from a real person.
Subscribe & askAn independent editorial publication about peptides in skincare. We read the studies, translate them into plain English, and try to be honest about what is well-supported and what is marketing.
No. We do not sell serums, creams, supplements, or any consumer products. There is no shop and there are no affiliate links to individual products.
No. When display advertising launches, ad slots will be labeled clearly. Editorial content will remain separate from advertisers, and we will publish our policy on that in full.
No. This site is written by an interested layperson who reads the research carefully. Nothing here is medical advice. For anything touching your skin, health, or medication, talk to a licensed professional.
Because they sit in a space where good science and loud marketing overlap. Real research exists, but so does a lot of hype, and most consumers have no way to tell them apart. That gap is the whole point of this publication.