Semaglutide Vials UK — 10mg, 20mg & 30mg Research Vials
Lyophilised semaglutide peptide vials, held in UK stock and shipped the same day when you order by 1pm, Monday to Friday. The 30mg vial is £94 and available now, with 10mg (£49.99) and 20mg (£72.99) vials also in stock — each independently HPLC tested and confirmed by mass spectrometry with a batch-matched Certificate of Analysis.
Semaglutide vial prices & cost per mg
| Vial | Price | Cost per mg | Status |
|---|---|---|---|
| Semaglutide 10mg | £49.99 | £5.00 | In UK stock |
| Semaglutide 20mg | £72.99 | £3.65 | In UK stock |
| Semaglutide 30mg | £94 | £3.67 | In UK stock |
All strengths sit on one page — buy semaglutide vials here.
Supplied format
- Vial — lowest cost per mg, supplied as a sealed lyophilised vial for laboratory research.
- Each vial is matched to its batch number and Certificate of Analysis where available.
Purity, COAs and UK dispatch
- Independently HPLC tested and confirmed by mass spectrometry, our batches.
- Batch Certificates of Analysis published openly.
- Held in UK stock — Same-day dispatch on orders by 1pm Monday to Friday, Royal Mail Tracked 24.
- Discreet, plain outer packaging.
Other GLP research vials
We also stock Tirzepatide vials, Retatrutide vials and Cagrilintide vials. Browse the full range in our UK peptide vials hub. Compare them in our Tirzepatide vs Semaglutide and Retatrutide vs Semaglutide guides.
Browse related products
- Semaglutide — 10mg / 20mg / 30mg
- Tirzepatide Vials — 20mg / 40mg / 60mg
- Retatrutide — 10mg / 20mg / 30mg / 40mg
- Bacteriostatic Water 10mL
Frequently asked questions
Where can I buy semaglutide vials in the UK?
Peptides UK 4U holds lyophilised semaglutide peptide vials in UK stock. The 30mg vial is £94, the 20mg £72.99 and the 10mg £49.99 — all in UK stock now. Our batches are HPLC tested with a batch-matched Certificate of Analysis, and orders are shipped the same day when ordered by 1pm, Monday to Friday. For In Vitro Use Only — Not for Human Use.
How much is a semaglutide vial in the UK?
Our semaglutide 30mg vial is £94, which works out at about £3.67 per mg. The 20mg vial is £72.99 (£3.65 per mg) and the 10mg vial is £49.99 (£5.00 per mg) — both in UK stock.
Is semaglutide a peptide?
Yes. Semaglutide is a synthetic 31-amino-acid GLP-1 receptor analogue with a C18 fatty-diacid modification at Lys26. We supply it as a research-grade lyophilised peptide vial for in vitro laboratory research only.
Do semaglutide vials come with a Certificate of Analysis?
Yes. Our batches are independently HPLC tested and confirmed by mass spectrometry, and the batch-matched COA is published openly on our COA page so you can verify the exact vial you received.
How are semaglutide vials shipped in the UK?
Lyophilised vials are shipped in protective, discreet packaging via Royal Mail tracked from our UK premises, with same-day Royal Mail Tracked 24 dispatch (order by 1pm, Mon-Fri). No customs, no overseas transit.
Is it legal to buy semaglutide vials in the UK?
Semaglutide may be purchased and possessed in the UK for laboratory research purposes only. It is not a licensed medicine and is not intended for human or animal use. For In Vitro Use Only — Not for Human Use.
Disclaimer: All products sold by Peptides UK 4U are for laboratory and research purposes only. They are not intended for human or animal consumption, diagnosis, treatment or prevention of any disease.