Kelvian Labs

Pharmaceutical Grade Peptides and research materials.

kelvian Labs is trusted globally for reliability, potency, and premium quality. Backed by over 6 years of innovation and excellence.

Purity
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Third-party tested
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Processing
0 h
FREE DELIVERY ON ORDERS OVER £100
The Molecular Archive

Featured peptides

Featured peptides A curated selection of our most-requested research compounds — each with verified purity and full documentation.
Kelvian Labs

COA Verified. Research ready.

kelvian Labs is backed by the worlds leading laboratories, so you can be assured that we produce consistent, lab grade materials. We set the standards for research material production and distribution. Our products undergo rigourous quality assurance and testing, to ensure the highest standards of quality, safety, and effectiveness.
Why Kelvian

A supplier researchers can rely on

We treat every compound as a precision instrument. Quality is not a marketing claim here — it is a measurable, documented standard applied to every vial we ship.
Researchers reorder within 6 months
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Batches independently tested
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Quality Assurance

Transparency you can verify

We don’t ask you to trust our word. Every compound is accompanied by a Certificate of Analysis from an independent laboratory, so you can confirm purity, identity, and mass before your research begins.
01 Synthesis & Quantification

Peptides synthesised and purity quantified via HPLC and mass spectrometry.

02 Independent Verification

Each batch sent to an accredited third-party laboratory for confirmatory analysis.

03 Documented & Released

A full Certificate of Analysis is issued before any batch enters our catalog.

Frequently Asked

Questions, answered

Everything a researcher needs to know before ordering. Can’t find your answer? Our lab team is one message away.
Who is Kelvian Labs?

Kelvian Labs is a UK-based supplier of pharmaceutical-grade peptides and research materials. We specialise in compounds verified by independent third-party laboratories, each documented with a full Certificate of Analysis. We supply the research community exclusively — all products are for laboratory research and analytical purposes only.

What format is supplied and how is identity verified?

Peptides are supplied as lyophilised acetate salts. Identity is confirmed through mass spectrometry (MS) and purity is quantified via high-performance liquid chromatography (HPLC). Both analyses are performed by accredited independent laboratories, and the results are documented on the COA for every batch.

Do you provide a COA for every material?

Yes. Every batch ships with a Certificate of Analysis from an accredited third-party laboratory. You can also browse and download COAs for all released batches in our public COA database, searchable by product or batch number.

Is an SDS or TDS available?

Safety Data Sheets (SDS) and Technical Data Sheets (TDS) are available on request for every compound. Contact our research support team with the product name and batch number and we will provide the relevant documentation.

What are the storage and stability considerations?

Lyophilised peptides should be stored at -20°C and are stable for up to 24 months. Once reconstituted, solutions should be stored at 2–8°C and used within 14 days. Full storage guidance is provided on each product page and the accompanying documentation.

What shipping approach is used?

Orders are processed within 48 hours and shipped in tamper-evident, temperature-stable packaging with tracked delivery. Free delivery applies on orders over £100. International shipping is available to approved research destinations.

Can I request custom concentrations, formats, or bulk quantities?

Yes. We accommodate custom concentrations, alternative formats, and bulk quantities for institutional research. Contact our lab team with your specifications and we will provide a quote and lead time.

How do I match my physical item to the correct COA?

Each vial is labelled with a batch number. Enter that batch number in the COA database to retrieve the matching Certificate of Analysis, including test date, purity, and the verifying laboratory.

COA Request

Researcher verification.
kelvian Labs sells research peptides exclusively to qualified researchers and laboratories for in vitro and laboratory use. Please confirm before continuing.
By proceeding you affirm the statements above are true. Products are not for human or veterinary use, not for use in diagnostic procedures, and have not been evaluated by the U.S. Food and Drug Administration.

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