Satisfaction Guaranteed
All products are handled with strict quality standards to ensure consistent research-grade excellence.
Secure Ordering
Our checkout is SSL encrypted and completely secure.
Third-party Tested
Our products are verified by independent third party laboratories to meet quality standards.
Batch & Lot Tracking
All product batches and lots are assigned unique identifiers and tied to publicly posted lab reports.
Endless Commitment
We are committed to helping our customers. If you have any questions or concerns, please reach out through our Contact Us page.
GLP-3 (R)
$99.99
Availability: 404 in stock
Discount per Quantity
| Quantity | Discount | Price |
|---|---|---|
| 5 - 10 | 5% | $94.99 |
| 11 - 20 | 10% | $89.99 |
| 21+ | 15% | $84.99 |
Rigorous Third-Party Testing
Every batch of our research chemicals and peptides undergoes third-party testing.
Disclaimer: This product is intended solely for laboratory research purposes. It is not suitable for consumption by humans, nor for medical, veterinary, or household purposes. Kindly review our Terms & Conditions before making a purchase.
Always quality-tested, verified with third party COA’s
At every step, we prioritize quality by conducting rigorous third-party testing on all our products. These tests focus on five key characteristics- identity, purity, sterility, and endotoxin levels, and heavy metal content-ensuring that each product meets the highest standards of quality with independent third-party Certificates of Analysis (COAS) to verify our commitment to excellence.
Identity Test
Purity Test
Sterility Test
Endotoxin Test
Heavy Metals Test
Identity Test
Purity Test
Sterility Test
Endotoxin Test
Heavy Metals Test
*Disclaimer: This product is intended solely for laboratory research purposes. It is not suitable for consumption by humans, nor for medical, veterinary, or household purposes.Kindly review our Terms & Conditions before making a purchase.
Key Scientific Features & Chemical Profile of GLP-3 (R) 10mg
GLP-3 (R) 10mg is a Retatrutide research analogue supplied for laboratory research involving GLP-1, GIP, and glucagon receptor pathway models. It is used in controlled assay systems that evaluate multi-receptor incretin signaling and receptor interaction profiles.
Molecular Data
| Property | Value |
| Name | GLP-3 (R) 10mg (Retatrutide research analogue) |
| Classification | Modified triple incretin receptor research peptide; GLP-1, GIP, and glucagon receptor pathway model |
| Sequence | YXQGTFTSDYSILLDKKAQXAFIEYLLEGGPSSGAPPPS (database shorthand; X denotes modified residue positions) |
| Molecular Formula | C221H342N46O68 |
| Molecular Weight | 4731.34 g/mol |
| PubChem CID | 171390338 |
| CAS Number | 2381089-83-2 |
| Peptide Length | 39 amino acid modified peptide |
| Receptor Targets | GLP-1 receptor, GIP receptor, and glucagon receptor signaling research; incretin pathway models; multi-receptor metabolic signaling assays |
| Physical Form | Lyophilized powder supplied in sterile 10mg research vials |
| Solubility / Miscibility | Soluble in bacteriostatic water or appropriate aqueous laboratory buffers under controlled research conditions |
Purity & Quality Standards
SparkPeptide supplies GLP-3 (R) 10mg as a research grade peptide with quality standards supported by lot-specific analytical documentation. The quality specification is intended to help research teams reduce variability from synthesis byproducts, degradation products, residual contaminants, microbial interference, and unrelated analytical noise.
Each lot is tied to a Certificate of Analysis so laboratories can match the received material to the corresponding identity, purity, and safety screening records. This traceability is especially important when GLP-3 (R) 10mg is being compared across experimental conditions, time points, or assay systems.
Analytical Verification
High-Performance Liquid Chromatography (HPLC): HPLC or validated chromatographic review is used where applicable to evaluate purity, composition, or preservative specification by separating the target analytical signal from impurities and degradation products. This helps confirm that the tested lot matches the stated GLP-3 (R) 10mg specification.
Mass Spectrometry (MS): Mass spectrometry is used where applicable for molecular identity confirmation by comparing observed molecular mass with expected molecular profile. This identity check helps verify that the tested lot matches the stated GLP-3 (R) 10mg specification.
Additional Safety Screening
Beyond core purity and identity testing, SparkPeptide uses additional safety screening to reduce contaminant-driven research artifacts. These screens are designed for laboratory quality control and batch transparency.
| Screen | What It Verifies |
| Endotoxin Testing | GLP-3 (R) 10mg batches are screened for bacterial endotoxins using LAL-based analytical methods where applicable to help reduce inflammatory assay interference in research models. |
| Heavy Metals Screening | Testing reviews lead, mercury, arsenic, cadmium, and related elemental contaminants that can enter peptide materials during manufacturing, handling, or packaging. |
| Sterility / Microbial Screening | Microbial and sterility-oriented screening helps confirm the research material is suitable for controlled laboratory workflows. |
| Solubility Review | Laboratory reconstitution or miscibility behavior is reviewed against appropriate aqueous research solvents or buffers so researchers can prepare consistent working solutions. |
Certificate of Analysis
The Certificate of Analysis documents the analytical results associated with the specific GLP-3 (R) 10mg lot supplied to researchers. It records identity or composition verification, purity or quality review, and safety screening information such as endotoxin, heavy metals, and sterility or microbial review where applicable.
Researchers can use the COA for batch traceability, assay documentation, and internal quality review. Complete analytical reports are available through the SparkPeptide lab tests page or by request when additional batch documentation is needed.
Research Context
GLP-3 (R) is studied in experimental systems focused on triple incretin receptor signaling, including GLP-1R, GIPR, and glucagon receptor pathway models. Research contexts may include receptor-binding assays, cAMP signaling, pathway selectivity studies, and comparative incretin pharmacology.
Because GLP-3 (R) research involves a modified peptide with multi-receptor pathway readouts, HPLC purity, mass spectrometry identity verification, endotoxin testing, heavy metals screening, and microbial review are important for consistent interpretation of assay results.
Research Use Only
For laboratory research use only. GLP-3 (R) 10mg is not intended for human consumption, veterinary use, clinical administration, diagnostic procedures, therapeutic use, or household application. The material is supplied exclusively for lawful laboratory research by qualified researchers and institutions.
