Buy Testagen pens in Europe
Testagen Pen is a pre-filled pen version of Testagen, listed in our Reproductive Bioregulator category on PeptideSupply. We currently track 1 offer across 1 strength option (5mg) from EU suppliers, starting at €59,00. Research use only — not for human consumption.
More background: independent research background on PeptideCompare.eu
Testagen Pen price comparison
Compare Testagen Pen offers across 1 EU supplier on PeptideSupply. This reproductive bioregulator comparison page brings the listed prices together by strength, so you can check price per unit and supplier coverage in one place.
The table shows the current listed offers and direct supplier links. For independent background, COA guidance and verification context, see the Testagen Pen research page on PeptideCompare.
1 supplier across all strengths
Best price per mg overall: €11,80/mg — PEPTIDE POWER, 5mg (€59,00).
Updated from PeptideCompare: 17 September 2026.
Price history
Tracking the lowest listed price for this product.
What is Testagen?
Testagen is a short synthetic bioregulator peptide from the Khavinson peptide family. It is studied in research on testicular function. This page compares Testagen offered in pen format.
Buying Testagen pens: frequently asked questions
Where can I buy Testagen pens in Europe?
On this page you can compare Testagen pens offers from EU suppliers side by side, per strength, with a direct link to each supplier's shop. PeptideSupply does not sell Testagen pens itself; you order directly from the supplier.
Testagen pens price: how much does Testagen pens cost?
Prices differ a lot between suppliers and strengths. The table above shows the lowest listed price per strength and the price per unit, so you can see what a fair price is before you buy.
Is the cheapest Testagen pens offer the best choice?
Not always. Check the supplier's COA (certificate of analysis), the lab and the batch number. Offers marked ✓ Product Verified have been checked by us on quality within the past year. CMI Verified suppliers are confirmed through direct contact and a shipment we received and assessed ourselves.
Is Testagen pens for human use?
No. All products listed on PeptideSupply are offered for research use only and are not for human consumption.