Lot-locked purity
Every 20 Aminos release clears a 99%+ purity threshold before it ships. The number on the COA is the number you bought, not an aspirational claim.
Advanced Research peptides
Our peptides are designed to support reliable, high quality research. All batches are COA verified.
- Verified COAs
- Batch tested
- M-F 9AM – 5PM EST Online Support
- Same-day ship
Authenticity Guaranteed
with QR & Batch Verified COA
50+ RUO peptides ready to ship.
Every compound in the 20 Aminos catalog is produced and lyophilized in GMP-compliant laboratories, ensuring exceptional purity and consistent lot-to-lot quality.
View productsLaboratory tested and quality approved.
Every release is supported by a lot-specific Certificate of Analysis, giving full visibility into purity, identity, and integrity. All verification runs through certified U.S. testing labs.
View COAsFeatured products.
NAD+
Premium research peptide. Lyophilized powder with lot-specific COA. For laboratory research use only.
Price range: $44.00 through $85.00
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MLT II
Premium research peptide. Lyophilized powder with lot-specific COA. For laboratory research use only.
Price range: $35.00 through $67.00
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TB-500
Premium research peptide. Lyophilized powder with lot-specific COA. For laboratory research use only.
Price range: $29.00 through $89.00
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BPC-157
Premium research peptide. Lyophilized powder with lot-specific COA. For laboratory research use only.
Price range: $48.00 through $85.00
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H₂O + BA
Premium research peptide. Lyophilized powder with lot-specific COA. For laboratory research use only.
Price range: $7.00 through $14.95
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H₂O + BA | H
Premium research peptide. Lyophilized powder with lot-specific COA. For laboratory research use only.
$25.00
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AOD-9604
Premium research peptide. Lyophilized powder with lot-specific COA. For laboratory research use only.
Price range: $49.00 through $69.00
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B12
Premium research peptide. Lyophilized powder with lot-specific COA. For laboratory research use only.
$35.00
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✦ The 20 Aminos process
Disciplined, every step.
From production floor to your front door, every order follows the same workflow.
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01
20 Aminos precision production
Every peptide in the 20 Aminos catalog is produced with strict raw-material controls and a tightly held coupling-chemistry SOPs, built for highest purity, consistency, and structural fidelity.
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02
Independent verification
Each lot is sent for third-party HPLC purity analysis and ESI-MS identity confirmation. 20 Aminos only releases compounds that clear the full analytical suite, the chromatogram and spectrum ship attached to the COA.
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03
Same-day shipping
Orders placed before 4 PM ET (Mon–Fri) ship the same day from our U.S. fulfillment center. Packaged carefully and double verified before shipping.
✦ The 20 Aminos standard
Built for working laboratories.
20 Aminos compounds are produced for the people who need to defend their data, purity that holds, paperwork that survives review.
Full analytical paper trail
HPLC chromatogram, ESI-MS spectrum, lot ID, and full traceability, every 20 Aminos order ships with the documentation a peer reviewer would ask for.
An expanding catalog
20 Aminos grows the catalog in disciplined drops, new compounds added quarterly from vetted production partners, tested under the same protocol as every other release.
✦ A dedicated team is here to help
Get a response within minutes.
Connect with us for quick answers, we get back to every researcher promptly.