Vol. 1 · September 2026

The species files

The library sorted by animal. Pick yours and read everything that applies to them.

01

Cats

The feline file: cats turn up all over the gut-and-immune literature, and KPV sits at the top of the cat-owner reading list.

5 min read

02

Dogs

No animal sits at the center of the pet-peptide conversation quite like the dog. Here is why the canine file runs deep, what the research actually examined, and where owner curiosity lands first.

5 min read

03

Horses

No companion animal has a deeper peptide paper trail than the horse. Decades of performance-horse medicine turned tendon and ligament research into its own industry, and TB-500 sits at the top of the equine reading list.

5 min read