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Metabolic Research

Retatrutide 20mg

Retatrutide 20mg lyophilized research peptide, ≥99% (HPLC) purity, third-party COA verified — research use only

Synthetic 39-amino-acid peptide analog with fatty-acid modification, supplied as a lyophilized solid under argon and shipped with desiccant. Classified as a GIP/GLP-1/glucagon receptor triple agonist and studied in vitro for receptor-binding and signaling characterization. Each lot is assayed by an independent laboratory; the certificate of analysis for the current lot is linked below.

Purity
≥99% (HPLC)
Certificate of Analysis
Download current lot COA
We'd tell you to just trust us, but that's exactly what the sketchy vendors say. So here's the COA instead.

Packed and personally checked by Aubrey before it ships — not a warehouse, not a stranger.

For Research Use Only. Not for human consumption.

$186.99
Size
Quantity
1

All products listed on this site are for in vitro laboratory research only — not for human or veterinary use, nor any clinical, diagnostic, or therapeutic application. By purchasing you affirm you are a qualified researcher aged 21 or older.

Payment details are sent by email after you place the order. Flat $9.95 USPS shipping, dispatched within 24 hours of payment clearing. Shipping & returns

Specifications

CAS number2381089-83-2
Molecular formulaC221H342N46O68
Molecular weight4731.3 g/mol
Purity≥99% (HPLC)
FormLyophilized powder
AppearanceWhite to off-white lyophilized solid
StorageStore lyophilized at −20 °C, protected from light and moisture
Synonyms / aliasesRetatrutide, LY3437943, GLP-3 (RT)

Frequently asked

What purity is Retatrutide 20mg supplied at?
Retatrutide 20mg is supplied at ≥99% (HPLC). The purity figure for the lot you receive is stated on that lot's independent certificate of analysis, linked on this page.
Who performs the testing?
Every lot is assayed by an independent third-party laboratory — not in-house. The certificate of analysis is the lab's own document, published in full rather than summarized.
How is Retatrutide 20mg shipped and stored?
It ships as a lyophilized powder with desiccant, typically within 24 hours of payment clearing. Store lyophilized material at −20 °C, protected from light and moisture, and avoid repeated freeze-thaw cycles.
What is this product intended for?
In vitro laboratory research only. It is not a drug, food, cosmetic, or medical device, and it is not for human or veterinary use, nor for any clinical, diagnostic, or therapeutic application.
How do I pay?
Payment details are sent by email after the order is placed; the order ships once payment clears.