Retatrutide (GLP-3R)
Synthetic Triple Receptor Agonist
You save from $12.00 End of Summer Sale · through Aug 31 applied automatically at checkout — no code needed
Direct-source pricing: Solira works through manufacturing partnerships to reduce reseller markup while maintaining independent third-party testing and lot-specific COA verification.
Estimated delivery Fri, Aug 28 – Thu, Sep 3
Quick facts
- Type
- Synthetic GLP-1/GIP/glucagon triple receptor agonist
- Purity
- HPLC-verified (see COA)
- Testing
- Third-party HPLC + mass spectrometry
- Form
- Lyophilized powder
- Shipping
- Same-day (orders before 3 PM ET)
- Use
- In-vitro laboratory research only
The Solira Take
GLP-3R is a triple-agonist peptide targeting GLP-1, GIP, and glucagon receptors. Studied in published preclinical work on multi-receptor incretin-pathway research.
Description
Retatrutide (GLP-3R), also referenced as ION-3R, is a synthetic triple agonist targeting GLP-1, GIP, and glucagon receptors, supplied as a lyophilized powder for laboratory research. The compound represents a novel class of multi-receptor incretin research tools.
Supplied for in vitro research and preclinical investigation only. Independently verified by HPLC and mass spectrometry.
Product Specs
Research Applications
- Investigated in preclinical models for concurrent activation of GLP-1, GIP, and glucagon receptors.
- Studied in in vitro systems for energy expenditure pathway signaling.
- Used in laboratory research examining hepatic lipid metabolism in cellular models.
- Evaluated in controlled preclinical settings for comparative incretin receptor pharmacology.
Storage & Handling
Store sealed, dry, and protected from light.
Long-term storage: -20°C recommended.
Short-term storage: 2-8°C acceptable.
Reconstitution: Use sterile technique with bacteriostatic water.
Post-reconstitution: Stable up to 30 days at 2-8°C.
All handling instructions are intended for laboratory use only.
COA / Testing
Every batch of product sold by Solira undergoes independent third-party analytical testing to verify identity and purity, performed by Chromate.
- HPLC purity analysis — confirms compound purity
- Mass spectrometry — identity confirmation via molecular weight verification
- Lot-specific documentation — each COA corresponds to the specific manufacturing lot
Tested lot TR6026 (20 mg) — reference for all GLP-3R concentrations


The full lab results for this lot are published in text on its Certificate of Analysis page. Each figure is also independently verifiable at Chromate, the testing laboratory.
This product is sold strictly as a research compound for in vitro laboratory use. It has not been evaluated or approved by the FDA for any human use. All products sold by Solira are for laboratory and research purposes only. Not for human consumption. Not for diagnostic or therapeutic use. Purchaser assumes all responsibility for the legal and proper use of this product.
