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What to Look For When Buying TB-500
Third-party tested — always request a Certificate of Analysis (COA)
Purity ≥ 98% — research-grade peptides should have HPLC-verified purity
Lyophilized format — freeze-dried powder is more stable than pre-mixed
Cold shipping — peptides degrade at room temperature over time
Reputable supplier — check reviews, years in business, and responsiveness
TB-500 is sold for research purposes only and is not FDA-approved for human use. This information is educational. Consult a healthcare professional before use.