UK Peptides —
research-grade purity.
Independently lab-tested and dispatched the same day — supplied to laboratories across the UK, with free tracked delivery on every order.
Why UKPeptides
Six reasons researchers stay with us.
99%+ purity, every batch
HPLC verified
Free Priority Shipping
UK & EU · international
Free reship guarantee
100% resolution rate
Always in stock
No backorders
Kit builder — save 20%
Bundle discounts
Same-day dispatch
Before 15:00 GMT
99%+ purity, every batch
HPLC + Mass Spec verified by an independent accredited laboratory before every batch is released.
Free Priority Shipping
Free next-day tracked delivery on all UK orders. Temperature-controlled packaging included. We also ship across the EU & worldwide.
Free reship guarantee
Lost or damaged? We reship at no charge. Every order tracked from dispatch to delivery.
Always in stock
BPC-157, TB-500, GLP-1 analogs and all top compounds in stock — no backorders, no waiting.
Kit builder — save 20%
Mix any 5–10 compounds and save up to 20% automatically. Discount applies at checkout.
Same-day dispatch
Order before 15:00 GMT and your package ships today. UK next-day delivery as standard.
Best sellers
Most ordered
peptides.
Retatrutide
GIP / GLP-1 / glucagon tri-agonist
£94.99
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BPC-157
Pentadecapeptide
£29.99
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BPC-157 + TB-500 Blend
Dual-peptide blend
£44.99
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CJC-1295 + Ipamorelin Blend
Peptide blend
£49.99
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GHK-Cu
Copper tripeptide-1
£24.99
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Glow
Peptide blend
£69.99
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KLOW
Peptide complex
£60
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TB500 Theymalin Beta-4
TB-500 + Thymalin blend
£49.99
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Build your
own kit.
Pick any 5 or 10 compounds. Your discount applies instantly — the more you add, the more you save.
15%
Any 5 compounds
20%
Any 10 compounds
New — intranasal format
Research nasal sprays
BPC-157 Nasal Spray
Pentadecapeptide — intranasal
£49.99
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BPC-157 + TB-500 Nasal Spray
Dual-peptide nasal blend
£49.99
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DSIP Nasal Spray
Synthetic nonapeptide
£49.99
View →
Glow Nasal Spray
Peptide nasal blend
£49.99
View →
Kisspeptin Nasal Spray
Synthetic neuropeptide
£49.99
View →
NAD+ 1000 mg Nasal Spray
Nicotinamide adenine dinucleotide
£200
View →
NAD+ 500 mg Nasal Spray
Nicotinamide adenine dinucleotide
£125
View →
Oxytocin Nasal Spray
Synthetic nonapeptide
£49.99
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PT-141 Nasal Spray
Bremelanotide
£49.99
View →
Selank Nasal Spray
Tuftsin-analogue heptapeptide
£49.99
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Semax Nasal Spray
Synthetic heptapeptide
£49.99
View →Process
From synthesis to your lab.
Synthesised in the UK
Solid-phase synthesis at our ISO-certified UK facility. Sequence fidelity confirmed before lyophilisation.
Third-party verified
Every batch is sent to an independent accredited lab for HPLC purity and LC-MS identity testing before it's released.
Same-day dispatch
Order before 3 pm GMT and it ships today. Temperature-controlled packaging, UK & EU international shipping as standard.
Why researchers choose us
Lab-tested quality,
shipped the same day.
Institutional & bulk orders
Wholesale, contract research & custom synthesis.
Net-30 terms, tiered pricing and dedicated account management for universities, CROs and licensed clinics across the UK and EU. Custom synthesis available from 50 mg to 100 g.
FAQ
Frequently asked questions.
What purity level are your peptides?
All peptides are 99%+ purity by HPLC, verified by an independent accredited third-party laboratory before every batch is released for sale.
Do you ship temperature-controlled?
Yes. All peptides are lyophilised and dispatched with ice-gel packs in insulated mailers. Free temperature-controlled delivery is included on all UK orders.
How long does UK delivery take?
UK orders placed before 15:00 GMT ship the same day and arrive next working day by tracked courier. We also ship to EU and international destinations.
Are your peptides for human consumption?
No. All materials are sold exclusively for in-vitro research and pre-clinical laboratory use by qualified researchers. They are not intended for human or veterinary use.
How are your peptides tested for quality?
Every batch is synthesised in the UK and sent to an independent accredited laboratory for purity testing by HPLC and identity confirmation by LC-MS before it is released for sale.
Do you offer bulk or wholesale pricing?
Yes. We offer tiered pricing with Net-30 terms for universities, CROs and licensed clinics. Contact [email protected] or use the quote form.
From the lab
Research notes & guides
Lab Guides · 2 min read
Peptide storage and stability: keeping research peptides viable
A peptide is only as good as the way it is stored. Here is what actually degrades them, and how long they realistically last in each state.
Research Notes · 2 min read
GLP-1 research peptides compared: retatrutide, mazdutide and the incretin field
The incretin field has moved from single-receptor agonists to dual and triple agonists in a few short years. Here is how the main research peptides actually differ.
Research Notes · 2 min read
Peptide bonds explained: how amino acids form peptides
The peptide bond is the single chemical link that turns a row of amino acids into a peptide. Understanding it explains a lot about how peptides behave.
Verified customer reviews
What researchers say about us.
A selection of verified reviews researchers have left on our Trustpilot profile.
Important Research Notice
Not for human consumption. This product is sold exclusively for research and educational purposes. It is not intended to diagnose, treat, cure, or prevent any disease.
All research findings presented on this page are sourced from peer-reviewed journals and official publications for educational reference only and should not be interpreted as medical advice or product claims.
By purchasing this product, you confirm that you are a qualified researcher and will use it in accordance with all applicable UK laws and regulations.