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    Retatrutide Pen Kit 40mg — research peptide kit
    METABOLIC≥99% HPLC ✓

    Retatrutide Pen Kit

    Retatrutide (LY3437943) — pen format · 40mg

    CAS
    2381089-83-2
    Mol. Weight
    4731.4 g/mol
    Sequence / Formula
    Triple agonist GIP/GLP-1/Glucagon

    Journal · In-depth

    Read our in-depth article on Retatrutide Pen Kit — what's proven, what isn't.

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    The Retatrutide Pen Kit supplies 40mg of triple-agonist research compound in a pre-filled pen format with disposable cartridges, designed for long-duration research protocols. Published peer-reviewed research has investigated its alleged role in dose-dependent weight reduction, glycaemic and lipid endpoints across published clinical trial cohorts. These are research findings only — not medical claims and not a recommendation for human use. Independently lab-tested at ≥99% purity by HPLC, with a third-party Certificate of Analysis available for every batch. The pen ships pre-reconstituted; refer to the included instruction sheet for cartridge handling. Store unopened lyophilised vials at 2–8°C, away from direct light. Once reconstituted, refrigerate at 2–8°C and use within 28–30 days. This product is sold strictly for research purposes only. Not for human consumption, and not intended to diagnose, treat, cure or prevent any disease or condition.

    £150.00Kit incl. BAC waterSKU · RTK40
    Top Seller — one of the UK's most-ordered research peptides.
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    Research Use Only

    For laboratory and research use only. Not for human or animal consumption, in vivo use, food, drug, household or cosmetic use. Not intended to diagnose, treat, cure or prevent any disease.

    Proteus Retatrutide Pen Kit — reusable pen and pre-filled cartridge

    Full Pen Kit

    What's in the box

    Everything included.

    Every Retatrutide Pen Kit ships with a reusable research pen and a full pre-filled cartridge — ready to test straight out of the pouch. No reconstitution, no BAC water, no extra steps.

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    All products sold by Proteus® are strictly for research purposes only. Not for human consumption. Not intended to diagnose, treat, cure or prevent any condition. Sold as research chemicals only.

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    Research Disclaimer

    Proteus® products are research chemicals supplied to qualified researchers, laboratories, and institutions in the United Kingdom. Not for human consumption. Not for diagnostic or therapeutic use. By purchasing, you confirm research-only intent.

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