Advanced Metabolic Support
Retatrutide
Triple-agonist (GLP-1 / GIP / Glucagon) reference compound studied in advanced metabolic signalling research.
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Certificate of Analysis
Every batch · HPLC verified
4.9/5 · 4,274+ researchers · 38 countries
Scientific Reference Database
Premium Research Peptides | Fast Shipping to Spain, UK, Europe & USA
99%+ HPLC-verified vials, batch-level COA in every box, same-day dispatch from Marbella.
- 99%+ HPLC purity · COA with every batch
- Same-day dispatch · tracked, discreet shipping
- Real human support on WhatsApp in under 1 hour
Free help & support · Replies in < 1 hr
Not sure which peptide? Take the 30-second quiz →- Third-party tested
- COA available
- Tracked shipping
- Secure checkout
- Personal support
- 99%+
- HPLC purity
- 4,274+
- Orders delivered
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How it works
Order in 3 simple steps
No signup. No prescription. No confusion.
- 1
Pick your kit
Every peptide is sold as a sealed 10-vial kit. Pick the strength, add to cart — that's it.
- 2
Pay your way
Any card via secure Wise link or bank transfer. No account needed — checkout in under 2 minutes.
- 3
We ship within 24h
Discreet tracked delivery from Spain. EU 2–4 days · UK 3–5 days · USA 5–7 days. Free re-ship on customs holds.
Marbella · Costa del Sol
Laboratory Research Supply in Marbella & the Costa del Sol
The Regena Peptides platform is designed as a research reference system for peptide compounds, their mechanisms, and associated scientific data. Each compound is documented with available batch information, purity testing, and research context.
- Compound reference database
- Research-grade documentation structure
- Science-first organisation of peptides
- No clinical claims, purely research classification
Researchers in Marbella can buy peptides in Marbella from our local Costa del Sol reference library — see the dedicated Marbella page for delivery areas and FAQ.
Independently tested by
Janoshik Analytical
3rd-party HPLC
VidaLabs
USA labs
≥99% purity
Batch-verified
Every batch tested
Public COAs
Trusted reference supplier · Verified across review platforms
Trustpilot
4.8 / 5 · verified buyers
Google Reviews
Rated by Marbella clients
Scamadviser
Trust score verified
Verified Supplier
Peptides Lookup verified
SSL Secured
256-bit encrypted checkout
HPLC Verified
Batch COA on every vial
EU Sourced
Tested & shipped from EU
Discreet Delivery
Temperature-controlled
We accept · Multiple secure payment methods
- Bank Transfer
- Card via Wise
Independent Lab Reports
Recent batch Certificates of Analysis
Every batch is independently tested by Janoshik Analytical (janoshik.com). Each row below is a real, verifiable COA — click Download COA to open the signed PDF/image with the Janoshik verify key printed at the bottom.
Product
Tirzepatide 30 mg
Purity
99.79%
Batch
1102
Method
HPLC + MS
Lab
Janoshik Analytical
Date
25 Nov 2025
Verified by Janoshik Analytical
Product
Retatrutide 30 mg
Purity
99.31%
Batch
1024
Method
HPLC + MS
Lab
Janoshik Analytical
Date
25 Nov 2025
Verified by Janoshik Analytical
Product
HGH 10 IU (rHGH)
Purity
95.54%
Batch
blue
Method
HPLC + MS
Lab
Janoshik Analytical
Date
22 Dec 2025
Verified by Janoshik Analytical
Product
GHK-Cu 100 mg
Purity
99.65%
Batch
LOT#0709
Method
HPLC + MS
Lab
Janoshik Analytical
Date
23 Sept 2025
Verified by Janoshik Analytical
Product
DSIP 5 mg
Purity
99.77%
Batch
LOT#2708
Method
HPLC + MS
Lab
Janoshik Analytical
Date
23 Sept 2025
Verified by Janoshik Analytical
Product
TB-500 Fragment 10 mg
Purity
99.93%
Batch
#0816
Method
HPLC + MS
Lab
Janoshik Analytical
Date
2 Sept 2025
Verified by Janoshik Analytical
Peptide Guide Packs · Instant Email Delivery
Get 10, 20 or 30 in-depth peptide guides emailed straight to you
Reconstitution math, dosing windows, storage tables, GLP-1 deep dives and more — a full month of research reading for the price of a coffee. Pay once, no subscription.
Starter Pack
€10
10 brand-new guides
Get this pack →
Most popularPlus Pack
€20
20 brand-new guides
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Pro Pack
€30
30 brand-new guides
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Delivered by email within minutes of payment · One-off purchase · For research use only
1:1 Consultation · Direct With The Founder
30 minutes of deep peptide guidance, tailored to you
A private video call to go through your goals, current stack, reconstitution math, dosing windows and storage. Walk away with clarity on exactly what to run, how to cycle it, and what to avoid — saving you months of trial-and-error and hundreds of euros in wrong purchases.
- ✓ Goal-mapped peptide protocol
- ✓ Reconstitution & dosing walkthrough
- ✓ Stack interactions reviewed
- ✓ Honest "don't waste money on this" calls
Compound Library
Featured research compounds
Metabolic Support
Tirzepatide
Dual-agonist (GLP-1 / GIP) reference compound for comparative incretin pathway research.
Read reference →
Metabolic Support
Semaglutide
GLP-1 receptor reference compound widely studied in incretin-related pathway literature.
Read reference →
Tissue Repair & Recovery
BPC-157
Reference peptide studied in regenerative and tissue biology research models.
Read reference →
Growth Hormone Releaser
Ipamorelin
Selective GH-secretagogue reference compound for endocrine signalling research.
Read reference →
Growth Hormone Releaser
CJC-1295 NO DAC
GHRH-analog reference for hypothalamic–pituitary axis research models.
Read reference →All compounds listed are intended strictly for laboratory research purposes — no medical claims, no therapeutic guarantees.
📘 Educational & Research Focus
Where peptides are studied in the lab
Peptides are widely studied in biological and laboratory research for their role in cellular communication and physiological processes. Our content focuses on education around peptide science and related biological systems.
01
Metabolic signalling
Incretin-related pathways such as GLP-1 research models.
02
Tissue regeneration
Cellular repair and recovery study models.
03
Exercise physiology
Muscle recovery and adaptation research.
04
Cellular signalling
Molecular biology and communication research.
05
Endocrine systems
Hormonal signalling research, educational context only.
06
Ageing biology
Cellular function and longevity studies.
🌍 Global research support
Researchers worldwide — UK, Europe, USA, Asia, MENA, LatAm & Oceania
Based in Marbella, supporting researchers and longevity practitioners in 100+ cities across six continents — from London, Berlin and New York to Dubai, Singapore, Tokyo, Sydney and São Paulo. Tap your region for local reference and contact options.
Costa del Sol & Spain
Marbella · Málaga · Madrid · Barcelona
United Kingdom & Ireland
London · Manchester · Edinburgh · Dublin
Europe
Berlin · Paris · Amsterdam · Milan · Zurich
United States
Los Angeles · Miami · New York · Las Vegas
Worldwide — Asia, MENA, LatAm, Oceania
Dubai · Singapore · Tokyo · Sydney · São Paulo · Toronto
Research hubs we ship to
Same batch, same COA — shipped to 200+ research hubs
Every hub below runs on the same Marbella release process. Pick a city for local shipping window, customs notes and currency.
- Research peptides in Paris
- Research peptides in Poland
- Research peptides in Reading
- Research peptides in Salamanca
- Research peptides in San Sebastián
- Research peptides in Slovakia
- Research peptides in Spain
- Research peptides in Sweden
- Research peptides in the Czech Republic
- Research peptides in Torremolinos
- Research peptides in Vienna
- Research peptides in Washington State
- Research peptides in York
- Research peptides in Alabama
- Research peptides in Amsterdam
- Research peptides in Austria
- Research peptides in Belgium
- Research peptides in Birmingham
- Research peptides in Bulgaria
- Research peptides in Cardiff
- Research peptides in Copenhagen
- Research peptides in Cyprus
- Research peptides in Derby
- Research peptides in Estonia
- Research peptides in Fuengirola
- Research peptides in Glasgow
- Research peptides in Huelva
- Research peptides in Illinois
- Research peptides in Jaén
- Research peptides in Leeds
- Research peptides in Liverpool
- Research peptides in Louisiana
Quality & Documentation
Documentation standards that hold up
Batch-level COA documentation
Every batch ships with a Certificate of Analysis detailing purity, molecular weight, and methodology.
HPLC purity verification
Third-party High-Performance Liquid Chromatography testing — consistently achieving 99%+ purity.
Temperature-controlled shipping
Discreet, secure packaging with full tracking. Express shipping available for urgent research needs.
Research classification compliance
Strictly classified as research-grade compounds for laboratory and in-vitro research use only.