Third-party lab testing: 6 independent Janoshik assays on file, covering 6 substances, median measured purity 99.8%, most recent test 2026-01-06.
Purus Peptides sells direct to researchers. It lists 47 products, including Selank, Dihexa, Thymosin Alpha-1, MOTS-c, Tesofensine, and Adamax, plus 17 other compounds.
In its own words: “At Purus Peptides, we are a family-owned business operating out of Virginia, proudly run by siblings Julia and Will. We are dedicated to providing top-tier research compounds tailored to your research needs. Our commitment to excellence drives us to craft each product with precision and subject it to rigorous testing, ensuring unmatched purity and performance. Partner with us to experience the gold standard in premiu”
Purus Peptides publishes 11 certificates of analysis on its site, all credited to Janoshik Analytical. The vendor chose which batches to publish, so those results do not tell you what is in the vial you receive.
Prices run from $9.00 to $170.00 across 47 listed products. Payment is by bank transfer, credit card, zelle, and venmo. Orders ship with UPS and USPS.
Site check: 47 products listed; 11 certificates of analysis published; payment by bank transfer, credit card, zelle, venmo; ships via UPS, USPS.
Purus Peptides is listed as active. Tracked by Finnrick with 1 unlisted tests.
Community standing: 4.7/5 on Trustpilot from 25 reviews. Ratings of anonymous sellers of unregulated products are the weakest signal on this page; the assay and grading records carry more.
| Substance | Measured purity | Test date |
|---|---|---|
| Ghk-cu 50mg | 99.84% | 2025-10-09 |
| Glp-3rt 20mg | 99.75% | 2025-10-09 |
| Glp-2tz 40mg | 99.83% | 2025-10-09 |
| Glp-2tz 20mg | 99.75% | 2025-10-09 |
| Nad/mots-c/5amino 100/10/10mg | not reported | 2026-01-06 |
| Tirzepatide 40mg | not reported | undated |
4 of these 6 assays report a measured purity figure. The other 2 confirm the substance was submitted and tested but carry no purity number on the certificate, which is not the same as a failed result.
| Status | Active |
|---|---|
| Trustpilot | 4.7/5 from 25 reviews |
| Independent assays on file | 6 |
| Median measured purity | 99.8% |
| Vendor type | Research-use supplier |
These details were read from Purus Peptides's own website on 2026-08-10. Pages consulted:
Purus Peptides is listed as active and we hold 6 independent Janoshik assays on file, median measured purity 99.8%; 11 certificates of analysis published on its own site. That is evidence about the batches that were tested or published, not a guarantee about the vial you receive.
Yes. We hold 6 third-party Janoshik assays for Purus Peptides, covering 6 substances, with a median measured purity of 99.8%. The most recent is dated 2026-01-06.
Purus Peptides accepts Bank Transfer, Credit Card, Zelle, Venmo.
Purus Peptides uses UPS and USPS.
Tested substances: Glp-3rt 20mg, Tirzepatide 40mg.
Similar vendors: Penguin Peptides, PACIFIC WAVE PEPTIDES, Crystal Peptides, Hangzhou Mandy Biotechnology, Pacific Wave, XL Peptides, uwa-biotech, Maximum Peps.
Popular peptides: Semaglutide, Tirzepatide, Retatrutide, BPC-157, CJC-1295, Ipamorelin.
Compare this vendor: Amino Asylum vs Purus Peptides, DC Peptide vs Purus Peptides, Mei Peptide vs Purus Peptides, Purity Peptides vs Purus Peptides, Purus Peptides vs UWA Elite Peptides.
Other reviewed vendors: Pythion Labs Peptides Review, QHP Peptides Review, Qianmiao Peptide Review.