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Pernicious anemia is an autoimmune issue that stops Vitamin B12 absorption

Often near the injury site or in abdominal fat (subcutaneous), depending on the protocol.

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Guastella et al

[DOI] [PMC free article] [PubMed] [Google Scholar] 921

TB-500 (Thymosin Beta-4 Fragment) 8mg total per bottle 100 mcg 80 sprays/bottle 10mL bottle 98.481% purity 98.481% purity (HPLC) Third-party tested Freedom Diagnostics Identity confirmed Certificate of Analysis Tested by Freedom Diagnostics 03/23/2026 Tested by Janoshik 11/10/2025 Key Ingredients Synthetic peptide fragment studied in the context of cell migration, blood vessel formation, and actin polymerization regulation