Penlab Peptide

Penlab Peptide is a worldwide supplier of premium research-grade peptides, peptide pens, and high-purity laboratory reagents. Our peptide pen format simplifies in-vitro dosing for laboratory experimentation. We ship 143+ research compounds to licensed laboratories, universities, and research institutions across North America, Europe (Spain, Germany, France, Italy, UK, Netherlands, Portugal, Poland), Latin America, the Middle East, and Asia-Pacific.

Research peptide categories

SARMs & bioregulators — RAD-140, MK-677, LGN-Khavinson, Epitalon and the full Khavinson short-peptide family.
Metabolic GLP-1 analogs — semaglutide, tirzepatide, retatrutide for in-vitro metabolic-pathway research.
Tissue-repair peptides — BPC-157, TB-500, GHK-Cu for tendon, dermal and connective-tissue research models.
NAD+ boosters & longevity peptides — NAD+ precursors, NMN and longevity-pathway compounds.
Growth-hormone secretagogues — CJC-1295, Ipamorelin, Tesamorelin and the GHRP family.

Quality standards

Every product is delivered with a Certificate of Analysis confirming ≥99% purity by reverse-phase HPLC, mass-spectrometry identity verification, Karl-Fischer water content, HPIEC acetate content, and Limulus Amebocyte Lysate (LAL) endotoxin testing. Third-party analytical CoAs are bundled into a single PDF dossier accessible from the customer portal for publication-track studies.

Global research-laboratory logistics

Regional cold-chain hubs in Madrid, London, Mexico City, Miami, Dubai, and Singapore enable tracked, insured, temperature-controlled shipping to 35+ countries. Free shipping on orders over €100 (equivalent in USD, GBP, RUB or AUD). All shipments comply with AS/NZS 2243.3 transport guidance and ship within 24 hours of order confirmation.

For laboratory and qualified research-professional use only. Not for human or animal therapeutic use.

You can also enable JavaScript to load the interactive Penlab Peptide store.

#1 Online peptide research store worldwide

Premium Research Products

Research-GradePeptides

Discover our complete collection of peptides, SARMs, and performance compounds. Stabilized formulas with 99%+ purity and certificates of analysis included.

143+

Products

99%+

Purity

EU

Shipping

Pen Format

Precise dosing

Certified

COA included

Multi-Format

Pen, Spray, Capsules

Research

Scientific use only

Filter by Type

Filter by Category

Showing 22 products

Growth Stack | YK-11, RAD-140, MK-677, SLU-PP-332, Cardarine

This product is for research purposes only. Not for human consumption.

Growth Stack | YK-11, RAD-140, MK-677, SLU-PP-332, Cardarine

€190.00Tax Included

Recomposition Stack | Andarine, GW501516 & SR9009

This product is for research purposes only. Not for human consumption.

Recomposition Stack | Andarine, GW501516 & SR9009

€180.50Tax Included

Strength Stack | RAD140, OTR AC & Ligandrol

This product is for research purposes only. Not for human consumption.

Strength Stack | RAD140, OTR AC & Ligandrol

€190.00Tax Included

Lean Muscle Mass Stack | MK677 & LGD-4033

This product is for research purposes only. Not for human consumption.

Lean Muscle Mass Stack | MK677 & LGD-4033

€171.00Tax Included

Cutting Stack | MK2866, GW501516 & SLU-PP-332

This product is for research purposes only. Not for human consumption.

Cutting Stack | MK2866, GW501516 & SLU-PP-332

€171.00Tax Included

Mass Gainer Stack | YK-11, RAD140, MK677 & OTR AC

This product is for research purposes only. Not for human consumption.

Mass Gainer Stack | YK-11, RAD140, MK677 & OTR AC

€199.50Tax Included

9-Me-BC

This product is for research purposes only. Not for human consumption.

9-Me-BC

€106.40Tax Included

Laxogenin

This product is for research purposes only. Not for human consumption.

Laxogenin

€106.40Tax Included

Ecdysterone

This product is for research purposes only. Not for human consumption.

Ecdysterone

€70.30Tax Included

Testolone (RAD-140)

This product is for research purposes only. Not for human consumption.

Testolone (RAD-140)

€110.20Tax Included

Ligandrol (LGD-4033)

This product is for research purposes only. Not for human consumption.

Ligandrol (LGD-4033)

€106.40Tax Included

Ibutamoren (MK677)

This product is for research purposes only. Not for human consumption.

Ibutamoren (MK677)

€117.80Tax Included

Ostarine (MK2866)

This product is for research purposes only. Not for human consumption.

Ostarine (MK2866)

€102.60Tax Included

Andarine S4

This product is for research purposes only. Not for human consumption.

Andarine S4

€98.80Tax Included

AC-262536

This product is for research purposes only. Not for human consumption.

AC-262536

€108.30Tax Included

Cardarine (GW501516)

This product is for research purposes only. Not for human consumption.

Cardarine (GW501516)

€106.40Tax Included

S23

This product is for research purposes only. Not for human consumption.

S23

€114.00Tax Included

ACP-105

This product is for research purposes only. Not for human consumption.

ACP-105

€112.10Tax Included

Stenabolic (SR9009)

This product is for research purposes only. Not for human consumption.

Stenabolic (SR9009)

€110.20Tax Included

YK-11

This product is for research purposes only. Not for human consumption.

YK-11

€110.20Tax Included

N-Clomiphene (Enclomiphene)

This product is for research purposes only. Not for human consumption.

N-Clomiphene (Enclomiphene)

€102.60Tax Included

GW0742

This product is for research purposes only. Not for human consumption.

GW0742

€108.30Tax Included