BRP (BRINP2-related peptide) is a 12-amino-acid peptide that Stanford researchers identified in 2025 using an AI model to predict prohormone fragments. It has been commonly researched for appetite in animals, acting in the hypothalamus through a pathway separate from GLP-1 drugs like semaglutide.

Is BRP peptide the same as Ozempic or a 'natural Ozempic'?

No. Popular headlines call BRP a 'natural Ozempic,' but that is marketing shorthand, not a scientific claim. Semaglutide (the molecule in the prescription drug Ozempic) works through the GLP-1 receptor; early studies reported that BRP acts through a different, non-incretin pathway. BRP itself is not approved and has never been tested in people.

Are there any human trials of BRP?

Not as of 2026. Every result reported so far comes from mice and pigs in a single Nature publication. Until a controlled human trial is run, its effects and safety in people are unknown.

Can I buy BRP peptide?

BRP is an investigational research peptide, not an approved or available human-use product. We do not cover sourcing or dosing. Any vendor selling it for human consumption is going beyond what the evidence supports, and gray-market peptides carry contamination and mislabeling risks.

← All peptides

Peptide data sheet

BRP

GLP-1 · BRINP2-related peptide

Verdict

promising

no human data yet

By MrPepTalks Editorial

Reviewed for scientific accuracy · research information, not medical advice

Last updated Jul 8, 2026Reviewed Jul 8, 2026

Quick answer

BRP is a 12-amino-acid peptide Stanford identified in 2025 using an AI model that scanned thousands of prohormone fragments. In mice and pigs it was commonly researched for appetite, with reported reductions in food intake and, notably, no observed nausea. There are no human trials, it is not approved, and it is not available for human use — so the honest verdict is Promising but unproven.

At a glance

Class: Non-incretin appetite-signaling peptide (research-grade)
Half-life: Not established in humans
FDA status: Not FDA-approved (investigational research peptide; not available for human use)

Which form actually works?

Injectable (subcutaneous, research)

Promising

The route used in the published animal studies. Reported effects on food intake in mice and pigs are the entire evidence base; no human study has tested this form.

Any human-use product

Unproven

No BRP product has been tested in a human trial or authorized for human use. Anything sold for human consumption is outside what the research supports.

Read the full BRP verdictThe deep-dive: every study and Pep's honest take.Reconstitution calculatorConcentration and draw-volume math — informational only.

Third-Party Testing & Certificate of Analysis (COA)

A certificate of analysis (COA) is a lab document that reports what a specific batch of material actually contains. Reputable research suppliers publish one for every batch, tied to a lot number you can match against the vial you received.

HPLC — purity: High-performance liquid chromatography reports purity as a percentage: how much of the sample is the intended compound rather than impurities.
Mass spectrometry (MS) — identity: Mass spectrometry confirms identity by measuring the sample's molecular mass, so it matches the peptide the label names.

It also matters who ran the test. In-house results come from the seller's own lab; an independent third-party lab has no stake in the result, so its COA generally carries more weight. Look for a named testing laboratory, a batch or lot number, and a test date that lines up with the vial in hand.

New to reading one? This guide walks through a COA line by line: how to read a peptide COA.

Sources

Zhang et al., 'Prohormone cleavage prediction uncovers a non-incretin anti-obesity peptide,' Nature 641, 192-201 (2025).

Related peptides

All GLP-1 →

Retatrutidepromising Cagrilintidepromising

Frequently asked questions

Send it to me →

No spam. Compliant with CAN-SPAM (US), CASL (Canada) & GDPR (EU) · one-click unsubscribe. See our Privacy Policy.