Ostarine COA — Verified Certificate of Analysis Results
10 independent third-party certificates of analysis for Ostarine, from 1 labs across 8 vendors (2021-05-21 to 2025-03-21).
Every Ostarine certificate of analysis below is from an independent third-party lab, ingested and verified by TitrateLab. The figures here are computed live from the 10 published Ostarine certs in our corpus.
10
Certificates
1
Independent labs
98.0%
Median tested purity
100%
Within 10% of label dose
↑ 12%
Overdosed (≥ +7% vs label)
↓ 0%
Underdosed (≤ −7% vs label)
Verified Ostarine certificates of analysis
| Vendor | Purity | Dose vs label | Lab | Tested | |
|---|---|---|---|---|---|
| Keifei Pharma Co., Ltd | — | -4.5% | Janoshik | 2025-03-21 | View COA → |
| GENLABS | — | -0.5% | Janoshik | 2025-01-22 | View COA → |
| F40 Biotech | — | +8.2% | Janoshik | 2025-01-07 | View COA → |
| BIAXOL LTD | — | -2.7% | Janoshik | 2024-07-10 | View COA → |
| OxygenPharm | — | -5.6% | Janoshik | 2024-01-02 | View COA → |
| OxygenPharm | — | +0.5% | Janoshik | 2023-04-16 | View COA → |
| Olympus Labs UK | — | +6.8% | Janoshik | 2023-04-16 | View COA → |
| BIAXOL TRADE LTD | — | +1.9% | Janoshik | 2022-07-21 | View COA → |
| (unknown) | 98.0% | — | Janoshik | 2022-04-29 | View COA → |
| (unknown) | 98.0% | — | Janoshik | 2021-05-21 | View COA → |