Peptide Graded

Thymulin

Is Thymulin safe?

No human safety data

CAnimal and cell studiesNot approvedas of 2026-10-26

No human safety data exist. Thymulin is a hormone the body makes. It has low activity without zinc. So short-term toxicity in animals has not been a concern in the published work. But no one knows what repeated injection does in people. Dose, immunogenicity and interaction with autoimmune disease are also unknown. 1

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More on Thymulin

Citations

  1. Reggiani 2009, Ann N Y Acad Sci: the thymus-neuroendocrine axis, physiology, molecular biology and therapeutic potential of thymulin doi.org
  2. Prasad 2007, J Nutr: zinc, mechanisms of host defense doi.org

Reference information only, not medical advice. Drawn from the Thymulin article, fact-checked against the cited sources. No dosing anywhere on this site.