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Every vial ships with a QR-linked Certificate of Analysis, so you can confirm identity and purity for the exact batch you receive, not just a general spec sheet

Sterile fill-finish capacity is constrained and shared across many products competing for the same lines

Research in dopaminergic system models shows potential relevance to Parkinson's disease mechanisms, with studies documenting protection against MPTP and other neurotoxic agents

Dietary supplements are not evaluated by the FDA for safety or efficacy the way prescription medications are

because rigorously controlled human safety data specific to the TB-500 fragment does not exist, its longer-term risk profile, including possible immune reactions, remains unknown Evidence snapshot: Evidence for TB-500 itself is preclinical, drawn mainly from cell-culture and animal studies (a 1999 rat wound-healing study and later rodent cardiac- and tendon-injury models), with a 2026 scoping review describing the musculoskeletal literature on thymosin beta-4 and TB-500 as sparse and largely preclinical

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