Mifamurtide vs HNP-1

Head-to-head comparison of Mifamurtide (Muramyl Tripeptide Phosphatidylethanolamine) and HNP-1 (Human Neutrophil Peptide 1 (Alpha-Defensin 1)) — benefits, dosing, side effects, research data, and where to buy.

Research Score

PropertyMifamurtideHNP-1
CategoryImmune SupportImmune Support
Full NameMuramyl Tripeptide PhosphatidylethanolamineHuman Neutrophil Peptide 1 (Alpha-Defensin 1)
Molecular WeightN/A3443 Da
Half-Life2-4 hMinutes to hours; protease-sensitive
Amino AcidsN/A30
Typical Dose2 mg/m2Research use only; no approved human dose
RouteIntravenousTopical / Research parenteral
Purity≥98%≥98%
Studies Count150610
Research StatusClinicalPre-clinical

Mifamurtide Benefits

  • macrophage-activation
  • innate-immune-signaling
  • immune-adjuvant-research
  • cytokine-response

HNP-1 Benefits

  • neutrophil-derived antimicrobial defense
  • broad pathogen killing
  • immune cell signaling
  • mucosal protection

Mifamurtide Dosing

2 mg/m2 IV|2x weekly for 12 weeks|then weekly for 24 weeks in approved regimens

HNP-1 Dosing

0.1–10 µM in vitro|1–5 mg/kg in animal models|No established human dose

Mifamurtide Side Effects

  • fever/chills
  • fatigue
  • nausea

HNP-1 Side Effects

  • membrane toxicity at high concentrations
  • short in vivo stability
  • potential inflammation amplification

Research Overview

Mifamurtide

Mifamurtide has substantial literature as an innate immune activator and is an approved oncology adjunct in some regions. Research centers on NOD-like receptor signaling, macrophage activation, and downstream cytokine effects.

HNP-1

HNP-1 has been studied as a key component of neutrophil-mediated host defense against bacteria, fungi, and some enveloped viruses. Literature also reports immunomodulatory effects, including impacts on chemotaxis, cytokine release, and barrier defense.

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Common Stacking Partners

Mifamurtide stacks with:

Vitamin DZincOmega-3

HNP-1 stacks with:

vitamin Czincprobiotics
innate-immunitymacrophage-activatorlipopeptidealpha-defensinneutrophil-peptideantimicrobial-peptide