Name: Semaglutide 5mg (10 Vials / Kit)
Brand: UWA Biotech
SKU: UW-SEMA
Price: 65.00 USD
Availability: InStock

Semaglutide at a glance

Semaglutide is an engineered version of the gut hormone glucagon-like peptide-1, keeping roughly 94 percent of the native sequence. An aminoisobutyric acid near the N-terminus blocks cleavage by the enzyme DPP-4, and a lysine carries a linker and C18 fatty diacid that attaches reversibly to serum albumin. Those changes turn a hormone that lasts minutes into a long-lived molecule, with the formula C₁₈₇H₂₉₁N₄₅O₅₉ and a molecular weight of 4113.6 g/mol.

Price and availability

UWA Biotech lists this kit of 10 vials at 5mg each (50 mg in total), shipped from the United States. The price is $65.00, or $1.30 per milligram of peptide. Across 13 brands listing Semaglutide here, the middle half of prices falls between $0.467 and $1.60 per mg; this kit is inside that range. As with every order here, the brand is paid only after you confirm delivery.

This listing: UWA Biotech Semaglutide

Brand: UWA Biotech
Kit: 10 vials × 5 mg (50 mg in total)
Price per vial: $6.50
Price per mg: $1.30
Also sold by: TFC Peptides 5mg $40.00 · HK Peptide 5mg $50.00 · Cyprus Peptides 5mg $188.00 · Lilipeptide Semaglutide $42.00 · Peptide Express 10mg $105.00 · HK Peptide 10mg $70.00

Lab testing

UWA Biotech published a Janoshik #59302 report for this compound. Test: Purity (HPLC). Result: 99.21% purity. Tested Mar 11, 2025. Verification key I5DRB3RENHKQ can be checked at janoshik.com.

View the report · How to read it (Testing 101) · Every report for this compound

Bought through escrow: the brand is only paid after you confirm delivery. If the parcel never arrives, or an independent test shows the wrong compound or a significant under-fill, open a claim before releasing payment.

What it is studied for

At the GLP-1 receptor, a class B G-protein-coupled receptor, semaglutide triggers cAMP signaling in pancreatic beta cells, which raises insulin output only when glucose is elevated. Alpha-cell glucagon release falls in parallel. Beyond the pancreas, receptors in the hypothalamus and hindbrain are thought to mediate the reduced food intake seen in studies, and slower stomach emptying contributes early on. Researchers are also examining receptor populations in blood vessels, kidney and immune cells, though how directly semaglutide acts at those sites is still being worked out.

Research and regulatory status

Few peptides have a larger human dataset. Semaglutide is approved as a prescription medicine for type 2 diabetes and for chronic weight management, in both injectable and oral forms, and large outcome trials have examined cardiovascular events and kidney disease. Current investigation includes fatty liver disease, heart failure and neurodegeneration, with some of those programs reporting mixed or negative results. Research-grade material is not the approved product and carries none of its regulatory standing.

Checking the lab data

For a peptide of this size, electrospray mass spectrometry should show a deconvoluted mass consistent with 4113.6 g/mol. HPLC purity needs a full chromatogram, since impurities from incomplete side-chain attachment or truncated sequences can elute close to the main peak. Peptide content per vial, water content and counter-ion are useful extras. The cake should be white and evenly formed. Batch-matched third-party testing is the standard to look for.

This listing has an independent lab report attached; the testing panel above summarises what the tested sample contained against its label.

Listing details

Compound: Semaglutide
Synonyms: GLP-1 receptor agonist (semaglutide)
Class: GLP-1 receptor agonist
Format: Lyophilized (freeze-dried) powder
Molecular formula: C₁₈₇H₂₉₁N₄₅O₅₉
Molecular weight: 4113.6 g/mol
Vial strength: 5mg
Vials per kit: 10
Total content: 50 mg
Price per mg: $1.30
Sold by: UWA Biotech
Ships from: United States
Lab report: Independent report attached

Storage and preparation

Keep unopened freeze-dried vials cold, sealed and out of the light; moisture is what degrades a lyophilized cake fastest. After reconstitution, refrigerate the solution and work within the stability window your protocol sets.

Concentration arithmetic: one 5 mg vial dissolved in 2 mL gives 2.5 mg/mL, or 5 mg/mL in 1 mL. The Research Lab calculator in your dashboard handles any other volume.

Buyer questions

Why is semaglutide's molecular weight so much higher than native GLP-1?

Much of the extra mass comes from the lipid side chain and its linker, which add a sizeable non-amino-acid portion to the peptide backbone. That modification is what allows albumin binding, so a mass result near 4113.6 g/mol helps confirm the side chain is present and intact rather than missing or truncated.

Is semaglutide being studied outside diabetes and obesity?

Yes. Published and ongoing programs look at cardiovascular outcomes, chronic kidney disease, fatty liver disease and heart failure, and exploratory work has examined addiction and neurodegenerative conditions. Results across these areas vary in strength, and several remain early, unresolved or negative.

How much Semaglutide is in this listing?

10 vials of 5mg each — 50 mg in all. Where a lab report exists, the testing panel above shows what the brand's tested sample actually measured.

What if the parcel never arrives?

Open a claim from your order page. The payment is still in escrow at that point, so a claim decided in your favour is refunded to your Escrow Wallet.

Supplied for laboratory research only. Not for human or veterinary use, and not a substitute for any prescription medicine. Nothing on this page is medical advice.