Precision Compounds for Precise Research.
Lyophilized research peptides synthesized to 99% purity, HPLC-verified, with a Certificate of Analysis you can view online for every product.
- HPLC & MS verified
- Ships in 1 to 2 business days
- US-based support
99% Purity
Every product is analyzed by HPLC and mass spectrometry before release. We publish the result, not just the promise.
Research-Grade Aminos
Solid-phase synthesized, lyophilized and sealed in sterile glass vials for stability, reproducibility and clean handling in the lab.
30-Day Returns
Return any unused, unopened item within 30 days for a full refund. Out-of-spec products are replaced or refunded, opened or not.
Aminos Done Right
Peptides are short chains of amino acids, typically between two and fifty residues, linked by peptide bonds. They are the molecular language cells use to signal one another: binding receptors, modulating enzymes, and coordinating the processes that laboratories study every day. Because a peptide's activity depends entirely on its sequence and purity, the quality of the starting material determines the quality of the data.
Acu Aminos was built around one idea: researchers deserve a supplier that treats analytical transparency as the product. We take a holistic approach to quality that spans synthesis, purification, lyophilization, packaging, storage and documentation, so that what arrives in your lab is exactly what the label and the Certificate of Analysis say it is.
- Sequence-verified by mass spectrometry
- Certificate of Analysis for every product
- Sealed lyophilized powder, shipped within one business day
- Strictly research use only, 21+ verified customers
Researchers only
Our full peptide catalog is available to registered researchers. Create a free account to browse products, pricing and Certificates of Analysis.
Our mission: research-grade, without compromise
We take the words "research grade" seriously. It means a defined sequence, a defined purity, a defined net peptide content, and documentation that proves all three. It means refusing to ship a batch that does not meet specification, no matter how much demand there is for it.
That is why every product we sell has its own Certificate of Analysis, generated from independent HPLC and mass-spectrometry testing and published in our COA library. Open the product page, click COA Available, and see the data for yourself.
From synthesis to your bench
- 01
Synthesis
Solid-phase peptide synthesis with sequence confirmation.
- 02
Purification
Preparative RP-HPLC to a minimum 99% target purity.
- 03
Analysis
Analytical HPLC and mass spectrometry generate the product COA.
- 04
Lyophilization & Sealing
Freeze-dried, sealed in glass, labeled with net content.