Zinc Thymulin
May 23, 2023Incremental
3/10
Purrptide digest
Thymulin is a hormone made by the thymus gland, the organ responsible for training your immune system's T-cells — and it requires zinc to be biologically active. Thymus output naturally declines dramatically with age, a process called thymic involution, which is part of why immune function weakens as we get older. Research on supplementing zinc-bound thymulin focuses on partially restoring T-cell training capacity in older adults, alongside some interest in hair growth given thymulin's role in follicle health.
What this means for you
🏃
If you care about weight/health
If immune aging is a concern, this targets the actual root cause — declining thymus function — rather than just boosting immunity generically.
🩺
If you're a clinician
Thymic involution is a well-documented driver of age-related immune decline. Restoring thymulin signaling is a mechanistically sound, if underexplored, target.
🔬
If you're a researcher
The zinc-dependence for biological activity is a structural detail that matters for dosing and bioavailability research.
💸
If you follow biotech
Immune-aging is an underexploited corner of the longevity market relative to the attention senescence and mitochondrial peptides get.
BA
Bach et al.
Institut Pasteur
For the nerds
Identification of a thymic factor, thymulin, in human serum
Clinical Immunology and Immunopathology · DOI: 10.1016/0090-1229(84)90213-2
Read full paper on PubMed →