Research-grade peptides, independently verified.
High-purity lyophilised peptides and reference materials, third-party tested to ≥99% by HPLC and dispatched from the UK within 24 hours.

RT-GLP1 pre-filled pens
Ready-prepared multi-dose pens in 10, 20, 30 and 40 mg. Needle tips included, and every order is sent in discreet black padded packaging with tracked UK delivery.
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Pre-filled Pens
RT-GLP1 Pen 10 mg
Original price was: £110.00.£79.00Current price is: £79.00.£7.90 / mg Read more -
Pre-filled Pens
RT-GLP1 Pen 20 mg
Original price was: £125.00.£89.00Current price is: £89.00.£4.45 / mg Read more -
Pre-filled Pens
RT-GLP1 Pen 30 mg
Original price was: £145.00.£99.00Current price is: £99.00.£3.30 / mg Read more -
Pre-filled Pens
RT-GLP1 Pen 40 mg
Original price was: £160.00.£109.00Current price is: £109.00.£2.73 / mg Read more

Discreet, tracked UK delivery
Every order ships in a plain black padded envelope with no branding and nothing on the outside to identify the contents.
- Same-day dispatch for orders before 2pm (Mon to Fri)
- Pre-filled pens sealed in a sterilisation pouch, needle tips included
- Vials held in a rigid clear vial tray
- Free tracked delivery over £20
Featured research peptides
A selection from our range, ready for tracked UK dispatch.
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Pre-filled Pens
RT-GLP1 Pen 40 mg
Original price was: £160.00.£109.00Current price is: £109.00.£2.73 / mg Read more -
Pre-filled Pens
RT-GLP1 Pen 30 mg
Original price was: £145.00.£99.00Current price is: £99.00.£3.30 / mg Read more -
Pre-filled Pens
RT-GLP1 Pen 20 mg
Original price was: £125.00.£89.00Current price is: £89.00.£4.45 / mg Read more -
Pre-filled Pens
RT-GLP1 Pen 10 mg
Original price was: £110.00.£79.00Current price is: £79.00.£7.90 / mg Read more -
Research Stacks
KLOW Blend (80mg)
Original price was: £85.49.£78.99Current price is: £78.99.£0.99 / mg Read more -
Metabolic Research
RT-GLP1
Price range: £48.99 through £75.00from £2.50 / mg Select options This product has multiple variants. The options may be chosen on the product page -
Longevity & Cellular
NAD+
Price range: £33.99 through £64.99from £0.06 / mg Select options This product has multiple variants. The options may be chosen on the product page
Browse by research area
A focused range of the most widely studied research peptides, organised by application.
HPLC Verified
Every batch tested to ≥99% purity with certificates available.
Third-Party Tested
Independent laboratory analysis on incoming stock.
Discreet UK Dispatch
Plain, unbranded packaging shipped tracked within 24h.
Cold-Chain Stored
Lyophilised and stored below −18°C for stability.
Tested before it reaches your bench
We treat purity as non-negotiable. Every incoming batch is independently analysed and assigned a traceable batch number and certificate of analysis before it is listed for sale.
- High-performance liquid chromatography (HPLC) on every batch
- Mass spectrometry confirmation of peptide identity
- Sterility & endotoxin screening on incoming stock
- Batch-level certificates of analysis available on request
- Lyophilised and cold-chain stored for maximum stability