This COA was tested by an independent third-party lab, Janoshik. However, key details such as purity, test method, and endotoxin status are unknown or not provided in the available information. The quantity tested was 250mg, but the label quantity and deviation are unknown. The test recency is also unknown, and the report appears to be for Testosterone Cypionate, which is outside the scope of peptide analysis. Customers can cross-check on the lab's public verification URL.