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Peptide Warehouse

Australia's premium source for research-grade peptides. GMP compliant, independently tested, dispatched Australia-wide.

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© 2026 Peptide Warehouse. Research use only. Melbourne VIC 3000, Australia.

All products are for in-vitro research and laboratory use only. Not approved for human or veterinary use. Not drugs, food supplements, or cosmetics. Must be 18+ to purchase. Not evaluated by the TGA.

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Metabolic & Weight Research Peptides

Research-grade metabolic compounds including Retatrutide — a novel triple GLP-1/GIP/Glucagon receptor agonist — alongside Tesamorelin and L-Carnitine. Every batch independently HPLC tested at 99%+ purity with full Certificate of Analysis. Next-day dispatch Australia-wide.

99%+ HPLC PurityIndependent Third-Party TestedCOA Available OnlineNext-Day DispatchFree Shipping Over $199
Retatrutide 10mg - Lyophilized — 99.738% HPLC Purity — Research Peptide Australia

Retatrutide

Metabolic & Weight Research10mg - Lyophilized

Retatrutide 10mg lyophilised peptide. The next generation weight loss peptide — studied for fat burning, appetite control, and metabolic health. 99.4% HPLC purity, COA available.

From$129.99AUD

Free shipping over $199

Pre-Order Available
Tesamorelin 10mg 10mg · Lyophilised — 99.022% HPLC Purity — Research Peptide Australia

Tesamorelin

Metabolic & Weight Research10mg · Lyophilised

Research-grade Tesamorelin 10mg lyophilised powder — 99.1% HPLC purity, COA verified. Stabilised GHRH analogue studied for visceral fat reduction, body recomposition, and GH/IGF-1 axis research. Distinct mechanism from GLP-1 compounds — works via endogenous GH stimulation.

$129.99AUD

Free shipping over $199

Pre-Order Available
L-Carnitine 500mg 500mg · Lyophilised — 99.0% HPLC Purity — Research Peptide Australia
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L-Carnitine

Metabolic & Weight Research500mg · Lyophilised

Research-grade L-Carnitine 500mg lyophilised powder — 99.0% HPLC purity, COA verified. Essential mitochondrial fatty acid transport cofactor — studied in beta-oxidation, CPT1 enzyme assays, acylcarnitine profiling, and energy metabolism research.

$89.99AUD

Free shipping over $199

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Frequently Asked Questions — Metabolic & Weight Research Research Peptides

Peptide Warehouse stocks Retatrutide (GLP-1/GIP/Glucagon triple agonist), Tesamorelin, and L-Carnitine. All are supplied as lyophilised powder at 99%+ HPLC purity for in-vitro research use only, dispatched from our Australian warehouse with full COA documentation.

Retatrutide (LY3437943) is a triple agonist targeting GLP-1, GIP, and glucagon receptors simultaneously. Semaglutide is a GLP-1 only agonist. Tirzepatide is a dual GLP-1/GIP agonist. The addition of glucagon receptor agonism in Retatrutide introduces thermogenic and hepatic lipid metabolism mechanisms not present in earlier compounds, making it a distinct research subject. All are for in-vitro laboratory research use only.

Yes. Research-grade peptide compounds are legal to purchase in Australia for legitimate in-vitro laboratory and research purposes. They are not approved for human therapeutic use or consumption. Purchasers must be 18+ and confirm research-only intent at checkout. See our Legal page for full information.

Orders placed before 9PM AEST are dispatched the next business day from our Australian warehouse via Australia Post with full tracking. Standard Post (2–6 business days) is $9.99; Express Post (1–3 business days) is $15.99. Free shipping on all orders over $199 AUD.

Research Use Only: All products are sold strictly for in-vitro laboratory and research purposes only. They are not intended for human consumption, therapeutic use, or veterinary application. You must be 18 years of age or older to purchase.

Free Shipping

On all orders over $199 AUD

AU Warehouse

Shipped Australia-wide

Next Day Dispatch

Order before 9PM AEST

Discreet Packaging

Plain, unmarked parcels every time