Index November 2026 · 45 shops · 5 criteria

Peptide shops,
scored.

Editorial 0–10 scores for research peptide shops, built from public information. Facts a shop doesn’t publish stay marked “not published”. Codes sit next to the score, so you can weigh a discount against documentation.

Shops scored
45
Regions
8
Active codes
10
Head-to-heads
129

Monthly score changes + new codes, by email

Subscribed. Check your inbox to confirm.

Top pick · spec card · VS-2026-NX #1 in our ranking
Nexo Research logo

Rank #1 of 45

Nexo Research

60+ research peptides for the EU, and the deepest codes in the VialScore index

8.6/ 10
  • Purity8.6
  • Transparency8.2
  • Price8.8
  • Shipping9.0
  • Support8.4

Spec sheet · public facts

Domainnexoresearch.shop
Range60+ products
CategoriesGLP-1 agonists · Metabolism · Skin & hair
Free shippingfrom €99
DeliveryFast, discreet dispatch across the EU
Lab reportsNot published

— = not published by the shop

VialScore-exclusive code

30% OFF

30% off — members-only code

Available only on this site, only after email verification.

NE••••••
Min order
€100
Expires
Dec 31, 2026 · 59 days left
Read the spec sheet & review

01 Top of the index

The top three

The three highest-placed shops in our ranking. Bars show each criterion on the same 0–10 scale.

All 45 shops
#1
Nexo Research logo

Nexo Research

nexoresearch.shop

8.6/ 10

Best forEU orders where the discount matters most — the 30% members-only code is here

  • Purity8.6
  • Transparency8.2
  • Price8.8
  • Shipping9.0
  • Support8.4
  • Strongest codes in the index — incl. 30% off, VialScore members only
  • 60+ research peptides in three categories
Full review
#2
Europa-Peptide logo

Europa-Peptide

europa-peptide.de

8.6/ 10

Best forEU buyers who want a broad catalog and a straightforward 20% code

  • Purity8.6
  • Transparency8.2
  • Price8.8
  • Shipping9.0
  • Support8.4
  • Catalog of 60+ research peptides
  • GLP-1 agonists, metabolism and skin & hair in one place
Full review
#3
Peptid24 logo

Peptid24

peptid24.de

8.2/ 10

Best forSmaller, price-sensitive orders — free EU shipping starts at €75

  • Purity8.3
  • Transparency7.1
  • Price9.0
  • Shipping8.8
  • Support7.6
  • Free EU shipping from €75 — the lowest line in our top three
  • Published price range from €24.90
Full review

02 Best by criterion

Who leads on each measure

Pure score view: the top shop for each of the five criteria.

Re-rank the table
Purityweight 30%
Nexo Research logoNexo Research
8.6Very good

Runner-up: Europa-Peptide 8.6
Transparencyweight 20%
Nexo Research logoNexo Research
8.2Good

Runner-up: Europa-Peptide 8.2
Priceweight 20%
Peptid24 logoPeptid24
9.0Excellent

Runner-up: Nexo Research 8.8
Shippingweight 15%
Nexo Research logoNexo Research
9.0Excellent

Runner-up: Europa-Peptide 9.0
Supportweight 15%
Nexo Research logoNexo Research
8.4Good

Runner-up: Europa-Peptide 8.4

03 Comparison launcher

Pick two shops. See every number side by side.

Radar overlay, spec-sheet rows with a winner per row, and both shops’ best codes.

Popular: Nexo Research vs Europa-PeptideNexo Research vs Peptid24Nexo Research vs UK PeptidesNexo Research vs TwoGuysPeptidesNexo Research vs Peptidai LietuvaNexo Research vs Novell

04 Featured offers

Best codes this month

Codes open after a one-time email check.

All 10 codes
Nexo Research logo
Nexo Research 8.6/10
30% OFF

30% off — members-only code

Available only on this site, only after email verification.

VialScore only Sitewide CPN-NX-VIALSCORE-30
Terms

Minimum order €100. One use per customer.

Min order
€100
Expires
Dec 31, 2026 59 days left
NE••••••
Nexo Research logo
Nexo Research 8.6/10
25% OFF

25% off your first order

Our biggest welcome code — valid on the whole catalog.

Exclusive First order CPN-NX-FIRST25
Terms

New customers only. One use per customer.

Min order
None
Expires
Mar 31, 2027 149 days left
NE••••
Nexo Research logo
Nexo Research 8.6/10
20% OFF

20% off orders from €150

For repeat orders — stacks with free shipping.

Exclusive Sitewide CPN-NX-20-150
Terms

Minimum order €150.

Min order
€150
Expires
Mar 31, 2027 149 days left
NE••••••••
Europa-Peptide logo
Europa-Peptide 8.6/10
20% OFF

20% off sitewide

Exclusive code for the whole europa-peptide.de catalog.

Exclusive Sitewide CPN-EP-20
Terms

One use per customer. Only valid on europa-peptide.de.

Min order
None
Expires
Feb 28, 2027 118 days left
EU••••••
Methodology · weightsRead the method →

How a score is built

Five criteria, each estimated 0–10 by our editors from the shop’s public information. The overall is a fixed weighted average.

  • Purity & testing30%
  • Transparency20%
  • Price & value20%
  • Shipping15%
  • Support15%

overall = 0.30·purity + 0.20·transparency + 0.20·price + 0.15·shipping + 0.15·support

Protocol · revealing a code3 steps
  1. 01

    Pick an offer

    Every code sits next to the shop’s score, so you can weigh discount against documentation.

  2. 02

    Verify your email

    A 6-digit code (or Google sign-in). It keeps codes working for real shoppers.

  3. 03

    Reveal & copy

    One check opens every code on VialScore for 180 days. We email the code to you too.

05 Field reports

Latest buyer reviews

Only from verified emails, moderated before publishing.

Browse shops

n = 0

No reviews yet — be the first

We don’t publish invented reviews. Bought from one of these shops? Write a short report on its shop page — it needs a verified email and is moderated before it appears.

Review Nexo ResearchReview Europa-PeptideReview Peptid24

06 Analysis

From the blog

All posts
RPT-001 · Method

How VialScore scores shops: weights, editorial estimates and ranking order

The full recipe behind every number on VialScore — five weighted criteria, where the inputs come from, how the ranking order is set, and what a dash on a spec sheet means.

Oct 14, 2026 · 6 min read RPT-002 · Data

Free-shipping thresholds and price ranges of the top three, in numbers

€75 vs €99, a published price range vs none: what Nexo Research, Europa-Peptide and Peptid24 actually publish about shipping and prices — and how codes shift the maths.

Oct 10, 2026 · 5 min read RPT-003 · Testing

What a “≥98% purity” claim means — and what it doesn’t

A purity percentage is one number from one test. Here is what it measures, the five things it leaves out, and the questions that turn a claim into evidence.

Oct 6, 2026 · 6 min read
[01]

Affiliate links, disclosed. Some shops pay us a commission on sales, which can affect placement. Scores of every other shop come from public information.

[02]

Verified emails only. Codes and reviews require a confirmed address. Unsubscribe in one click.

[03]

Research use only. Listed shops sell for laboratory research. Nothing here is medical advice.

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