
Research use only
Retatrutide (Reta) Peptide
Retatrutide (Reta) cost and available sizes below.
Third-party COA published · Ships same day
Secure Checkout With
Retatrutide in a Research Box: $60.00/vial (reg $100.00)
Pick any 4 compounds · 40% off monthly · free BAC Water 10ml · 3 deliveries to start
Orders ship via UPS 2nd Day Air or UPS Overnight, in discreet packaging. Orders placed before 3 PM ET on a shipping day go out the same day; nothing ships on Sundays.
- Preparation form
- Lyophilized powder
- Storage
- Refrigerated
- Analytical purity
- >99%
- Intended use
- In vitro research only
Note: our products are not intended to treat, prevent, mitigate or cure any disease or medical condition, and are supplied for laboratory research purposes only. Purchasers must be at least 21 years of age and qualified to handle research materials.
Retatrutide (GLP-3 RT) | 10mg | 20mg
For In Vitro Research Use Only – Not for Human or Veterinary Application
Specifications:
- Quantity: 10mg
- Form: Lyophilized Powder
- Purity: >99.9% (HPLC verified)
Intended Use:
This peptide is intended for in vitro research only by qualified professionals. It is not for human or veterinary use, and must not be used in food, drugs, diagnostics, or cosmetics.
Disclaimer:
This compound has not been evaluated by the FDA. All use must follow institutional and regulatory guidelines. All buyers must be authorized research personnel or institutions.
Terms of Sale:
By purchasing from HEEZ Research, the buyer affirms they are a qualified researcher or institution conducting lawful scientific research. All sales are final. The purchaser assumes full responsibility for handling, use, and regulatory compliance. HEEZ Research and its affiliates are not liable for any misuse or mishandling of this material.
Supplied as a lyophilized powder.

Over 99% pure peptides
Every peptide is analysed by an independent laboratory, and the results are recorded on a certificate of analysis for that batch.

Shipped from the USA
Stocked, handled and fulfilled domestically. Orders placed before 3 PM ET go out the same day.
Learn more
Structure, nomenclature, reconstitution and storage — written for laboratory reference.
You can buy retatrutide from HEEZ Research, which stocks it in 10 mg and 20 mg lyophilized vials and ships from the USA. Everything HEEZ supplies is for in vitro laboratory research — not for human or veterinary use.
Retatrutide is a synthetic peptide of the incretin-analogue class, characterized against the GLP-1, GIP and glucagon receptor families. It is catalogued in the literature as LY3437943 and appears in HEEZ listings as GLP-3 RT.
HEEZ Research sells retatrutide in 10 mg and 20 mg lyophilized vials. Both are supplied as a lyophilized powder for reconstitution in a laboratory setting.
Yes — retatrutide peptide is for sale online at HEEZ Research. It is independently tested by an accredited third-party laboratory using HPLC for purity and mass spectrometry for identity. Every peptide we supply is over 99% pure. Certificates of Analysis are published on the product page as testing is completed — review the report before you order. A certificate records the identity, purity and quantity measured for the material supplied, so you can confirm what you received matches what was ordered.
Sealed lyophilized retatrutide vials are stable at ambient temperature in transit and are held refrigerated on arrival, protected from light. Once reconstituted, the solution is refrigerated and handled under your facility's protocols.
We cannot provide laboratory-handling guidance. All products arrive as lyophilized powder. Both vial formats, 10 mg and 20 mg, are supplied in the same lyophilized state.
Retatrutide is available to buy for research from HEEZ Research as a research-use-only compound supplied to qualified laboratories and independent researchers. Checkout requires an institutional email matching your stated organization, and everything we supply is for in vitro laboratory research — not for human or veterinary use.
Common
Questions.
Purity verification, documentation, and how orders reach your laboratory.

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View entire catalogResearcher reviews
The Reta is exactly what I was looking for. I really like the focus on purity and consistency.
Very impressed with the GLP-3 RT. The product presentation and stated purity standards gave me a lot of confidence.
The Retatrutide looks very professionally prepared. I appreciate that HEEZ emphasizes consistency and quality.
Really like the attention to purity with the Reta. The product feels much more professionally presented than what I've seen elsewhere.
The GLP-3 RT is what stood out to me. I specifically liked the emphasis on high-purity research material.
I was looking for Retatrutide with clear quality standards, and the Reta product information was exactly what I wanted to see.
Very impressed with the stated 99% purity standard for the GLP-3 RT. Quality and consistency were the main reasons I chose it.
The Reta has a very professional presentation, and I like seeing purity and quality information clearly provided.
What caught my attention about the Retatrutide was the emphasis on consistency and high purity. That's important to me when choosing research material.
The GLP-3 RT product itself looks extremely well presented. I appreciate the focus on purity rather than just flashy marketing.
I specifically chose the Reta because of the advertised purity and quality standards. That was the biggest selling point for me.
The Retatrutide product has a very professional feel to it. I like that HEEZ puts an emphasis on purity, consistency, and research quality.
