Independent side-by-side comparison of Panda Peptides and Tydes Research — third-party lab grades, tested purity, COA availability, FDA warnings, and community ratings.
Bottom line: Tydes Research shows higher average tested purity (99.7% vs 99.6%); Panda Peptides has more published third-party tests (27 vs 5).
Every figure below is either measured by an independent laboratory or read from the vendor's own website, and the source is named against it. PeptideAtlas is not affiliated with either vendor.
Panda Peptides: 27 independent Janoshik assays, across 20 substances, median measured purity 99.7%, most recent 2026-05-05. Tydes Research: 5 independent Janoshik assays, across 5 substances, median measured purity 99.8%, most recent 2025-09-23.
| Attribute | Panda Peptides | Tydes Research |
|---|---|---|
| Third-party tests | 27 tests, avg purity 99.6% | 5 tests, avg purity 99.7% |
| COA available | Yes | Yes |
| Endotoxin tested | No | No |
| FDA warnings | None on record | None on record |
| Year established | 2024 | Unknown |
| Substance | Panda Peptides | Tydes Research |
|---|---|---|
| Cjc1295 NO DAC | purity not reported (4 assays) | Not tested |
| KLOW 80mg | purity not reported (2 assays) | Not tested |
| Thymosin Alpha1 5mg | purity not reported (2 assays) | Not tested |
| Cjc1295 NO DAC 5mg | purity not reported (2 assays) | Not tested |
| Melanotan II Mt2 10mg | purity not reported (2 assays) | Not tested |
| Glp-3- 20mg | purity not reported (1 assay, latest 2026-05-05) | Not tested |
| Tesamorelin 10mg | 99.20% (1 assay, latest 2026-05-04) | Not tested |
| Bpc-157/tb-500 Blend 5mg+5mg | purity not reported (1 assay, latest 2026-05-04) | Not tested |
| Sermorelin - 5mg | purity not reported (1 assay, latest 2026-01-13) | Not tested |
| Bpc-157 - 5mg | purity not reported (1 assay, latest 2026-01-13) | Not tested |
| Nad+ 500 Mg | purity not reported (1 assay, latest 2026-01-09) | Not tested |
| Ghk-cu - 50mg | 99.81% (1 assay, latest 2026-01-03) | Not tested |
| Checked | Panda Peptides | Tydes Research |
|---|---|---|
| Certificates of analysis | 72 published on the site | Not stated |
| Products listed | 40 | Not stated |
| Public pricing | Listed on the site | Not stated |
| Payment methods | Bank Transfer, Credit Card, Zelle, Cash App | Not stated |
| Ships to | United States, Worldwide | Not stated |
| Carriers | USPS | Not stated |
| Research-use-only notice | Published | Not stated |
| Stated origin | United States | Not stated |
Panda Peptides. Panda Peptides: 27 independent Janoshik assays, across 20 substances, median measured purity 99.7%, most recent 2026-05-05. Tydes Research: 5 independent Janoshik assays, across 5 substances, median measured purity 99.8%, most recent 2025-09-23. These are third-party Janoshik assays published against the vendor, not the vendor's own certificates.
Panda Peptides publishes 72 certificates of analysis on its own site, and Tydes Research states that COAs are available. A published COA is the vendor's own document; the assay figures elsewhere on this page are independent of it.
Panda Peptides states it ships to United States, Worldwide, and Tydes Research does not state one. Both are read from the vendors' own sites.
Full profiles: Panda Peptides, Tydes Research.
Full lab-test records: All 27 Panda Peptides lab tests, All 5 Tydes Research lab tests.
Related comparisons: Panda Peptides vs Peptide Gurus, Tydes Research vs Symphony Labs.