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The index

Explore peptides

We are not here to tell you which peptide to take. We are here when you see a name online and want an evidence-first read.

Sheets on file

All sheets Inflammation Gut health Recovery Skin + hair Metabolism Longevity Nerve + pain

KPV

A fragment of alpha-MSH studied for inflammation and skin. Small human data.

Evidence: Small human studies. Reached rung 4 of 6, Human observational.Not FDA-approved

Inflammation Gut health Skin + hair

Inflammation
BPC-157

Widely discussed for gut and recovery. The animal literature is large. Human clinical evidence is still thin.

Evidence: Limited human data. Reached rung 4 of 6, Human observational, with limited data.Not FDA-approved

Gut health Recovery Inflammation

Gut / Recovery
Larazotide

One of the few names in this space with multiple human trials, studied around celiac and tight junctions.

Evidence: Human clinical trials. Reached rung 5 of 6, Human clinical trial.Investigational

Gut health

Gut
MOTS-c

A mitochondrial peptide that may share pathways with exercise. Early, specific, easy to overclaim.

Evidence: Early human data. Reached rung 4 of 6, Human observational, with limited data.Not FDA-approved

Metabolism Longevity

Metabolism
ARA-290

Studied in nerve pain and inflammation. Small placebo-controlled trials exist. Large ones do not.

Evidence: Small controlled trials. Reached rung 5 of 6, Human clinical trial, with limited data.Not FDA-approved

Nerve + pain Inflammation

Nerve / Pain

How to read the rail

Reached. Research exists at this rung.
Reached, limited. Small, early, or thin data.
Not reached yet.

Six rungs, from a mechanism on paper to settled medicine. Promising and proven are not the same thing. The full ladder, explained.

In progress

Hormonal health, Sleep and Cognition sheets are being researched now. The weekly digest announces each new sheet the day it publishes.