Every NAD+ certificate of analysis below is from an independent third-party lab, ingested and verified by TitrateLab. The figures here are computed live from the 59 published NAD+ certs in our corpus.
59
Certificates
4
Independent labs
99.8%
Median tested purity
43%
Within 10% of label dose
1 of these NAD+ certificates reported 0% of the labeled compound — a "sample does not contain" result. Always read the individual cert.
Verified NAD+ certificates of analysis
| Vendor | Purity | Dose vs label | Lab | Tested | |
|---|---|---|---|---|---|
| Guangzhou Jeep Biotechnology Jeep | — | +7.1% | Janoshik | 2026-05-14 | View COA → |
| — | — | +19.2% | Janoshik | 2026-04-24 | View COA → |
| (unknown) | — | +5.9% | Janoshik | 2026-04-14 | View COA → |
| Amino Lair | 99.762% | +2.6% | Unknown | 2026-04-09 | View COA → |
| Uther Peptide | — | +14.4% | Janoshik | 2026-04-09 | View COA → |
| Top Peptide | — | +4.2% | Janoshik | 2026-04-08 | View COA → |
| — | — | +4.2% | Janoshik | 2026-04-08 | View COA → |
| PGB | — | +4.5% | Janoshik | 2026-03-18 | View COA → |
| sahepeptides.com | — | +7.2% | Janoshik | 2026-03-18 | View COA → |
| Uther Peptide | — | +15.4% | Janoshik | 2026-03-16 | View COA → |
| Hk Peptides | — | -3.9% | Janoshik | 2026-02-09 | View COA → |
| GYC | — | +12.2% | Janoshik | 2026-01-20 | View COA → |
| GYC | — | +10.0% | Janoshik | 2026-01-20 | View COA → |
| Xi'an Taiye Chemical Co. | — | +6.9% | Janoshik | 2026-01-19 | View COA → |
| Champion Peptide | — | +19.3% | Janoshik | 2026-01-19 | View COA → |
| PeptideCritic | — | +10.5% | Janoshik | 2026-01-08 | View COA → |
| Tianjin Finder Chemical Tfc | — | +38.7% | Janoshik | 2026-01-07 | View COA → |
| Peptide Gurus | — | +2.6% | Janoshik | 2026-01-07 | View COA → |
| Homopeptide | — | +12.3% | Janoshik | 2026-01-05 | View COA → |
| Walker Chemicals (WKC) | — | -0.2% | Janoshik | 2025-12-31 | View COA → |
| Andy Peps Studio | — | +10.2% | Janoshik | 2025-12-31 | View COA → |
| SPB | — | -1.0% | Janoshik | 2025-12-19 | View COA → |
| HKPura Pep | — | +33.3% | Janoshik | 2025-12-18 | View COA → |
| — | — | +5.2% | Janoshik | 2025-12-11 | View COA → |
| Peptide Pole HongKong | — | +8.7% | Janoshik | 2025-12-11 | View COA → |
| Kerui Peptide HongKong Co., Ltd | — | +21.4% | Janoshik | 2025-12-09 | View COA → |
| Allen Biotechnology Co Abc | — | +11.6% | Unknown | 2025-12-05 | View COA → |
| Sin City Science | — | +30.2% | Janoshik | 2025-12-02 | View COA → |
| MPS | — | +11.6% | Janoshik | 2025-11-21 | View COA → |
| Reta Peptide | — | +41.4% | Janoshik | 2025-11-21 | View COA → |
| www.meipeptide.com | — | +41.4% | Janoshik | 2025-11-21 | View COA → |
| zlzpeptide.com | — | +11.4% | Janoshik | 2025-11-20 | View COA → |
| HM PEPTIDE | — | +14.0% | Janoshik | 2025-11-11 | View COA → |
| MPS | — | +7.8% | Janoshik | 2025-10-27 | View COA → |
| Guangzhou Jeep Biotechnology Jeep | — | +4.0% | Janoshik | 2025-09-22 | View COA → |
| Shanxi Qianyecao Biotech Qyc | — | +38.2% | Janoshik | 2025-07-30 | View COA → |
| www.meipeptide.com | — | +36.9% | Janoshik | 2025-07-18 | View COA → |
| www.reta-peptide.com | — | +36.9% | Janoshik | 2025-07-18 | View COA → |
| FSD | — | +17.0% | Janoshik | 2025-05-23 | View COA → |
| FSD | — | +17.6% | Janoshik | 2025-05-23 | View COA → |
| Shanxi Qianyecao Biotech Qyc | — | +0.8% | Janoshik | 2025-05-14 | View COA → |
| PGB | — | +75.7% | Janoshik | 2025-05-14 | View COA → |
| PGB | — | +8.7% | Janoshik | 2025-05-14 | View COA → |
| PGB | — | -3.3% | Janoshik | 2025-05-14 | View COA → |
| PGB | — | +4.3% | Janoshik | 2025-05-14 | View COA → |
| Andy Peps Studio | — | +82.1% | Janoshik | 2025-05-14 | View COA → |
| Andy Peps Studio | — | -64.8% | Janoshik | 2025-05-14 | View COA → |
| Andy Peps Studio | — | -56.6% | Janoshik | 2025-05-14 | View COA → |
| Andy Peps Studio | — | +3.0% | Janoshik | 2025-05-14 | View COA → |
| Sry Labs | — | +24.8% | Janoshik | 2025-05-01 | View COA → |
| Sry Labs | — | +27.7% | Janoshik | 2025-05-01 | View COA → |
| PGB | — | +7.3% | Janoshik | 2025-04-17 | View COA → |
| Andy Peps Studio | — | +28.3% | Janoshik | 2025-03-31 | View COA → |
| GYC | — | +40.7% | Janoshik | 2025-01-07 | View COA → |
| Sry Labs | 99.8% | +5.0% | Forever Young Pharmacy | 2024-12-19 | View COA → |
| YC | 0.0% | — | Janoshik | 2024-11-21 | View COA → |
| (unknown) | 93.96% | -6.0% | Janoshik | 2024-10-23 | View COA → |
| Hk Peptides | — | +23.1% | Janoshik | 2024-09-26 | View COA → |
| TDP | — | +0.2% | Unknown | 2024-04-08 | View COA → |