Semaglutide Lyophilized Powder
Third-party tested by Janoshik. COA on file. For in-vitro and preclinical research only. Available at zenpeptideamanda.com.
| Product Name | Semaglutide |
|---|---|
| Molecular Formula | C₁₈₇H₂₉₁N₄₅O₅₉ · (fatty acid chain) |
| Sequence | His-Aib-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Val-Ser-Ser-Tyr-Leu-Glu-Gly-Gln-Ala-Ala-Lys-Glu-Phe-Ile-Ala-Trp-Leu-Val-Arg-Gly-Arg |
| MW (approximate) | ~4,113.58 Da |
| Purity | ≥99.36% (Janoshik HPLC) |
| Form | Lyophilized powder, sealed under nitrogen |
| Storage | −20 °C (dry, light-protected) |
| Reconstituted stability | 2–8 °C, use within 28 days |
| Testing lab | Janoshik Analytical — independent third party |
| Intended use | In-vitro / preclinical research only |
| Supplier | ZenPeptideAmanda |
What Exactly Is Semaglutide?
Research teams studying metabolic signaling, appetite-regulating pathways, and GLP-1 receptor pharmacology often source Semaglutide as a reference compound. ZenPeptideAmanda supplies it in lyophilized form, ready for reconstitution.
Is the Semaglutide Tested by Janoshik?
This matters in research. So, before ordering, check the COA on the product listing at zenpeptideamanda.com. Match the lot number on the vial to the certificate. That’s basic lab hygiene.
What Purity Should You Expect?
Research-grade means the compound is consistent batch to batch. At ZenPeptideAmanda, the Janoshik verification exists precisely to back that up with hard numbers.
How Should Semaglutide Be Stored in a Lab Setting?
First, check your lab’s SOP before reconstituting. Next, aliquot into working volumes to avoid repeated handling of the same vial. Finally, log the reconstitution date on the vial.
Where Can Researchers Buy Semaglutide With a Verified COA?
For researchers looking for a consistent, well-documented research peptide, ZenPeptideAmanda offers Semaglutide with full third-party documentation.






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