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Retatrutide 20mg +2 Additional Vials

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All products listed and sold by Peak Haven are strictly for laboratory and research purposes only. These compounds are not therapeutic goods and are not intended for human or animal consumption. By purchasing, you confirm you are a qualified researcher or scientist and agree to our Terms of Service.
Thomas G.

I didn’t expect the quality to be this impressive. Everything arrived perfectly packaged, clearly labeled, and exactly as described. The whole experience felt premium from start to finish.

Australia-Wide Express Shipping

≥99% Purity (HPLC Verified)

Australian Owned & Operated

Secure Encrypted Checkout

Guaranteed High Quality

Every product meets strict quality standards, ensuring safety, purity, and performance you can trust.

Same-Day Express Shipping

Get your order delivered the very same day when you check out before 3:00 PM AEDT.

Dedicated Customer Support

Our specialized support team is available via live chat and email to assist you every step of the way.

Rated 4.8

Based on 168 reviews

Super fast delivery. Ordered yesterday arvo and it’s already here. Crazy good 🔥 Dave M Melbourne
Lab results are the real deal. High purity TB-500s pretty hard to find in WA but they never fail me. Alex J Mandurah
First time using Stripe on a peptide site, way better than the old bank transfer headache. They don't miss. Marko V Gold Coast
Best peptide source. Bought some Reta the first order, buy their bundles now when they're in stock. Will defs keep buying again. Sarah K Sydney
Support actually knows their stuff. Asked about reconstituting and even stacks, I always get rapid responses I don't reckon they even sleep. Tyson R Melbourne
Ordered BPC Tuesday morning and it’s already at my door hashah absolute MVPs. Liam W Cairns
Reta quality's elite, packaging was discreet & their thermal wrap kept everything well. Best of the best, no complaints. Gaz Townsville
Fifth time ordering. Always consistent. Best Aussie supplier I’ve found tbh. Emma L Sydney
Seriously impressed! Shipped same day and packaged well. You guys are legends 🤝🏼 Matt G Gold Coast

Frequently Asked Questions

Are these for human use?
No. All products sold by Peak Haven are strictly for laboratory and in-vitro research purposes only. They are not therapeutic goods and are not intended for human or animal consumption.
Every batch of our compounds is independently tested by a third-party laboratory using High-Performance Liquid Chromatography (HPLC) and/or Mass Spectrometry to confirm purity and structure. Certificates of Analysis (COAs) are available upon request.
All orders are dispatched from our facilities in Melbourne & Sydney. We offer express shipping Australia-wide.
Currently we’re dedicated to serving the Australian scientific community only.
Due to the nature of our products, we cannot accept returns once an order has been dispatched. If you receive a damaged or incorrect order, please contact our support team within 48 hours of delivery for resolution. We’ll replace it immediately.
Lyophilised peptides should be stored at -20°C. Once reconstituted for research, the solution should be refrigerated and used within 4 weeks.