A prescription-style bottle labeled 'Retutride 10 mg' from AJ Research Labs, with a note indicating it is for research use only and not for human consumption, set against a light blue background.

High-purity research peptides

for scientific use only

All products offered by AJ Research Labs are strictly for laboratory research use only. Not for human consumption, medical use, or diagnostic purposes.

Fast UK delivery • Transparent Quality • Research-Grade Compounds

Shop Now

$A blackboard with a math problem, a question mark, and a solution involving algebraic expressions and fractions.$

Premium Research Peptides You Can Trust.

AJ Research Labs supplies high-purity peptides, prepared with precision using high-quality raw materials and strict laboratory standards. Every vial is lyophilised, clearly labelled, and backed by full transparency.

A black and white line drawing of a dog with a TV on its back and a speech bubble with three dots

High Purity, Research Grade Compounds

A black silhouette of a rearing horse with a rider, standing on its hind legs against a plain background.

3rd Party Verified Testing

A person performing a handstand inside a gym.

Consistent Batch Quality

Line of black and white kittens sitting on a white surface, with some looking at the camera and others looking away.

UK Based Supply & Fulfilment

Explore Our Most Popular Research Peptides.

GHK-Cu

£35.00

Retatrutide

from £60.00

Tirzepatide

from £85.00

A vial labeled 'Retatrutide 10 mg' from AJ Research Labs, marked for research use only, not for human consumption, with a light blue cap.

Why Choose Us?

A black frying pan with eggs cooking, skillet on a stovetop.

Strict Purity and Quality Control

All peptides undergo rigorous quality assessments before being released. We verify purity, identity, and composition to meet research-grade standards. Every batch is produced with consistency and scientific reliability in mind.

Silhouette of a person practicing yoga in a seated meditation pose on a mat

Affordable , Transparent Pricing

Our pricing is straightforward and competitive for all researchers. We avoid inflated mark-ups and hidden charges. You always know exactly what you’re paying for.

Black and white illustration of a woman sitting at a desk, looking at a computer, with a cup on the desk.

Fast, Discreet UK Delivery

Orders are dispatched quickly from within the UK to minimise waiting times. Packaging is discreet and non-identifiable for complete privacy. We ensure reliable delivery so researchers receive their materials without interruption.

A black and white illustration of a star and a crescent moon, with a small star near the moon.

Accurate, Clearly Labelled Compounds

Each vial includes precise labelling with batch numbers and essential details. This allows researchers to maintain accurate records and reproducible conditions. Clear identification ensures consistency throughout your experiments.

A black silhouette of a hot air balloon with a simple basket hanging below.

Reliable Support for Research Enquiries

Our team is available to assist with product questions and documentation. We respond quickly to keep your research moving smoothly. Support is tailored specifically to scientific and laboratory requirements.

About Us

AJ Research Labs is a UK-based supplier specialising in high-quality, research-only peptides.

Our focus is on precision, reliability, and scientific transparency.

We provide compounds exclusively for laboratory experimentation—not for human or veterinary use.

Learn more

RESEARCH USE ONLY NOTICE

All peptides are provided strictly for scientific and laboratory purposes.

They are not intended for human consumption, medical treatment, or diagnostic applications.

FAQ’s

AJ Research Labs supplies research-grade peptides intended strictly for scientific and laboratory research. Our products are not medicines, supplements, or treatments. They are provided exclusively for experimental and analytical purposes.
Yes. Certificates of Analysis are available for our products and can be accessed upon request or via the COAs section of our website.
Our peptides are produced to high-purity research standards, typically exceeding 99% purity where applicable.
Currently, we focus on UK-based supply. If international shipping is available, customers are responsible for understanding and complying with local import regulations.
Storage instructions vary by compound and are provided on the label or documentation. Proper storage is essential to maintain stability and integrity.
Yes. We operate in accordance with applicable UK regulations related to the sale of research chemicals.