Setting the Standard for Research Peptides
At Pepteria, quality is never treated as a marketing claim — it is the foundation of every decision we make.
From manufacturing partners and analytical testing to packaging, documentation and international distribution, every stage of our process is designed to deliver consistency, transparency and confidence.
We believe researchers should never have to choose between quality and trust. Our commitment is to provide research peptides supported by rigorous standards, clear documentation and uncompromising attention to detail.

Pepteria Laboratories is Research STEM OÜ
Pepteria Laboratories is the trading name of Research STEM OÜ, a company registered in Estonia. Every order placed on pepteria.com is contracted, invoiced and fulfilled by Research STEM OÜ.
Research STEM OÜ holds the commercial registration and VAT identification numbers below, and is the entity named on your researcher declaration, on every invoice and on all payment instructions.
- Trading name
- Pepteria Laboratories
- Legal entity
- Research STEM OÜ
- Company registration number
- 17565752
- VAT number
- EE103017220
- Registered office
- Tornimäe tn 5, 10145 Tallinn, Estonia
- Company website
- researchstem.com
- info@pepteria.com
Our standards.
Analytical Quality
Every production batch undergoes documented quality-control procedures before release, supported by analytical testing and batch records.
Complete Transparency
Product specifications, certificates of analysis and batch information are made available wherever applicable, providing clear documentation and traceability.
International Distribution
Pepteria operates European fulfilment from within the European Union and supports international research supply.
Operational Standards
Every aspect of the customer experience — from product presentation to documentation and fulfilment — is designed around precision, consistency and reliability.
Precision is measured by consistency.
That principle guides everything we do — from the selection of manufacturing partners and production standards to the way each product is presented, documented and delivered.
Our objective is not simply to supply research peptides, but to establish a benchmark for quality, transparency and professionalism within the industry.
Quality Without Compromise
Every product released under the Pepteria name follows a documented quality-control process designed to promote consistency across our catalogue.
Analytical testing, batch documentation and strict quality procedures help ensure that every product reflects the standards our customers expect.
