Third-party tested · Research use only

Every vial ships with proof, not promises.

TOPPep sources and tests our research peptides through independent lab analysis. A Certificate of Analysis for tested batches is published on the product page — real results, not just claims.

Browse the catalog View the COA library
>99%
Documented purity
31
Compounds in stock
250€
Free-shipping threshold
The catalog

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GLP-1 & metabolic

Metabolic research

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Repair

Recovery & healing

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01

Tested before it lists

Every lot is third-party verified for identity and purity before it goes on sale — never after a complaint.

02

COA in every box

The certificate matched to your exact lot number ships with the order and stays public in our library.

03

Discreet & cold-shipped

Plain packaging, cold-packed where required, tracked EU-wide and to the US within 24–48 hours.

Questions

Before you order

Purity, packaging, storage, and what “research use only” actually means — the short version.

All FAQs →
Yes. Every lot is third-party tested and the lot-matched COA ships in the box and is posted publicly so you can verify it against your vial.
Discreetly, with no product references on the outside, cold-packed where required, and dispatched within 24–48 hours.
Sealed vials are stable at –20 °C away from light. Once reconstituted, keep refrigerated and use within your protocol’s window.