freedomdiagnosticstesting.com publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.
This independent HPLC lab test with UV detection coupled with mass spectrometry confirms the BPC-157/Thymosin Beta-4 blend from Petratide Science at 99.391% purity. The blend combines two research peptides: BPC-157 (15.15 mg) and Thymosin Beta-4 (10.73 mg) for a total tested quantity of 25.88 mg. The analysis was conducted by Freedom Diagnostics on January 18, 2026.
This dual-peptide formulation combines complementary peptides researched for synergistic effects on tissue repair, wound healing, immune function, and cellular regeneration. A purity level of 99.391% indicates high-grade synthesis with minimal contamination.
The full certificate of analysis is available for download on this page.

Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.
Community discussion
No comments yet. Sign in to be the first to discuss this test.