Pidotimod vs Thymogen

Head-to-head comparison of Pidotimod (3-L-Pyroglutamyl-L-Thiazolidine-4-Carboxylic Acid) and Thymogen (L-Glutamyl-L-Tryptophan) — benefits, dosing, side effects, research data, and where to buy.

Research Score

PropertyPidotimodThymogen
CategoryImmune SupportImmune Support
Full Name3-L-Pyroglutamyl-L-Thiazolidine-4-Carboxylic AcidL-Glutamyl-L-Tryptophan
Molecular Weight244.27 Da345.34 Da
Half-Life3-4 h1-2 h
Amino Acids22
Typical Dose400-800 mg/day100-300 mcg
RouteOralIntranasal
Purity≥98%≥98%
Studies Count20060
Research StatusClinicalClinical

Pidotimod Benefits

  • oral-immune-support
  • respiratory-infection-adjunct
  • innate-immunity
  • adaptive-immunity-support

Thymogen Benefits

  • cellular-immune-support
  • t-cell-signaling
  • recovery-adjunct
  • infection-resilience

Pidotimod Dosing

400 mg PO BID|typically 15-30 days|repeated seasonal cycles in studies

Thymogen Dosing

100-300 mcg/day|intranasal or IM|5-10 day cycles

Pidotimod Side Effects

  • nausea
  • diarrhea
  • rash

Thymogen Side Effects

  • nasal irritation
  • headache
  • hypersensitivity

Research Overview

Pidotimod

Pidotimod has human data in recurrent infections, especially where immune stimulation or reduced infection frequency is the target. Published work commonly reports improvements in phagocyte function, mucosal defense, and fewer respiratory infection episodes.

Thymogen

Thymogen has been studied as a short thymic peptide-like dipeptide with immunoregulatory activity. The literature focuses on lymphocyte function, cytokine modulation, and use in recurrent respiratory infections or immune suppression states.

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Common Stacking Partners

Pidotimod stacks with:

Vitamin DZincQuercetin

Thymogen stacks with:

Vitamin CVitamin DProbiotics
oral-immunomodulatordipeptide-derivativerespiratory-infectiondipeptideimmunomodulatorthymic-axis