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Long-term human safety data simply does not exist in published form

Dosing and Administration Comparison# Thymalin Dosing# Thymosin Alpha-1 Dosing# The dosing paradigms differ fundamentally: thymalin uses short intensive courses repeated periodically, reflecting the bioregulatory peptide approach of "resetting" organ function, while Ta1 uses continuous low-dose maintenance dosing more typical of conventional immunotherapy

The fix is to look for formulations that protect peptide stability (opaque or UV-blocking packaging, supporting antioxidants, sensible companion ingredients)

In: Li J, Nation RL, Kaye KS (eds) Polymyxin antibiotics: from laboratory bench to bedside

Maintain consistent temperature for peptide integrity