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Peptide Therapy GuideClear peptide education

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Comparison with Thymalin

Thymalin, a polypeptide thymic extract, produces more frequent allergic-type reactions (8-10%) compared to Vilon's 2-3% rate due to its complex protein composition.[96] Injection site reactions occur at similar frequencies (15-18%), but Thymalin shows higher r

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This page preserves a source comparison for education. It does not add a rating, recommendation or clinical judgment.

  • Thymalin, a polypeptide thymic extract, produces more frequent allergic-type reactions (8-10%) compared to Vilon's 2-3% rate due to its complex protein composition.[96] Injection site reactions occur at similar frequencies (15-18%), but Thymalin shows higher rates of systemic hypersensitivity.[97] Gastrointestinal tolerance is comparable between the two peptides.[98]
  • Vilon
  • Chromatin modulation
  • Injection site reaction (18%)
  • <2%
  • Dipeptide structure
  • Epithalon
  • Telomerase activation
  • Injection site reaction (12%)
  • 4-6%
  • <1%
  • Lower GI effects
  • Livagen
  • Hepatic gene regulation
  • Injection site reaction (25%)
  • 10-14%
  • <3%
  • Higher local reactions
  • Thymalin
  • Thymic hormone activity
  • Allergic reactions (10%)
  • 8-10%
  • 3-5%
  • Complex protein mix