Welcome to Pep Labs UK

10% off your
first order.

Third-party tested research peptides and blends, dispatched from Liverpool by Royal Mail Tracked 24. Use WELCOME10 at checkout.

Welcome offer
10%off your first order
with code WELCOME10
WELCOME10
  • Free UK delivery over £100, otherwise £4.99
  • Royal Mail Tracked 24 from Liverpool
  • One use per customer, not combinable with other codes
HPLC testedPurity verified
COA availableFor your batch, on request
Fast dispatchFrom Liverpool, UK
Royal Mail 24Free over £100
Secure checkoutCard & crypto
Using your code

Three steps to your discount

01Copy WELCOME10

Tap “Copy code” above, or note it down.

02Add to basket

Choose research peptides or blends from the range below or the full catalogue.

03Paste at checkout

Enter the code in the coupon field. One use per customer, not combinable with other codes.

Lab essentials · In stock in Liverpool

Lab essentials

Research peptides and blends are in the full catalogue.

View all products →
BAC Water 3ml – Pep Labs UK
Lab essential

Bacteriostatic Water

Bacteriostatic water for the laboratory reconstitution of lyophilised research compounds.

  • Available in 3ml and 10ml vials
  • Added free on qualifying orders over £100
  • Dispatched from Liverpool by Royal Mail Tracked 24
Price range: £3.99 through £9.99
Price range: £2.99 through £7.49
Looking for research peptides?50+ research peptides and blends, all third-party tested, in the full catalogue.
View all products
Quality & testing

Don’t take our word for it. Ask for the COA.

Our peptides are tested by an independent third-party laboratory. Request the certificate of analysis for your batch at any time with your order number.

HPLCPurity percentage for the batch
Endotoxin assayBacterial endotoxin screening
TAMC / TYMCMicrobial and yeast/mould counts
Heavy metalsHeavy metal screening
About our testing & COAs
CERTIFICATE OF ANALYSISEXAMPLE LAYOUT
Batch
Compound
Purity (HPLC)
Endotoxin
TAMC / TYMC
Heavy metals
Illustrative only. Request the certificate for your batch.
FAQ

New customer questions

Do your products come with a certificate of analysis?

Yes. Our products are third-party tested, and a COA confirming purity can be requested for your batch. See our COA page or contact support with your order number.

How fast is delivery?

Orders go out from Liverpool on working days by Royal Mail Tracked 24, usually 1–2 working days. £4.99, or free on orders over £100.

What payment methods do you accept?

Card and crypto. Card details are processed by our payment providers and never stored by us.

Are the peptides supplied as powder or liquid?

Our peptides and blends are supplied lyophilised (freeze-dried powder) in sealed vials.

Who can buy from Pep Labs UK?

Buyers aged 21 or over, purchasing for laboratory research use only.

Your 10% is ready when you are.

Use WELCOME10 at checkout for 10% off your first order.

For laboratory research use only. Products sold by Pep Labs UK are not medicines, food supplements or cosmetics, and are not for human or veterinary consumption. They must not be used to diagnose, treat, cure or prevent any disease. Buyers must be 21 or over. Prices include VAT.
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