Vol. 1 · September 2026

Guides

The longer reads. Start with the primer if any of this is new to you.

02

GHK-Cu for Skin and Coat: What the Research Suggests

The copper peptide from human plasma that became a skincare staple: what decades of Pickart-era research examined, why skin-barrier biology pulls in dog and horse people, and what to ask your vet.

5 min read

03

KPV and Gut Health in Cats and Dogs: The Emerging Science

A three-amino-acid fragment borrowed from the body's own calming signal has become one of the most talked-about peptides in pet-owner gut-health circles. Here is what the lab work actually shows, and what to ask your vet before the excitement runs ahead of the evidence.

5 min read