Omentin-1 vs Irisin

Head-to-head comparison of Omentin-1 (Omentin-1 (Intelectin-1, ITLN1)) and Irisin (Irisin (FNDC5 cleavage product)) — benefits, dosing, side effects, research data, and where to buy.

Research Score

PropertyOmentin-1Irisin
CategoryDiabetes & MetabolicDiabetes & Metabolic
Full NameOmentin-1 (Intelectin-1, ITLN1)Irisin (FNDC5 cleavage product)
Molecular Weight~35 kDa~12.3 kDa
Half-Lifehourshours
Amino Acids313112
Typical DoseNo approved human dose; research use onlyNo approved human dose; research use only
RouteIV|SCIV|SC
Purity≥98%≥98%
Studies Count8279
Research StatusPre-clinicalPre-clinical

Omentin-1 Benefits

  • insulin sensitivity
  • glucose uptake
  • lipid handling

Irisin Benefits

  • glucose homeostasis
  • energy expenditure
  • brown-fat activation

Omentin-1 Dosing

not established|not established

Irisin Dosing

not established|not established

Omentin-1 Side Effects

  • unknown
  • immunogenicity risk

Irisin Side Effects

  • unknown
  • immunogenicity risk

Research Overview

Omentin-1

Lower omentin-1 levels are often associated with obesity, insulin resistance, and metabolic syndrome. Research continues on its use as a biomarker and as a mechanistic lead for AMPK-linked metabolic interventions.

Irisin

Irisin is widely explored in obesity and type 2 diabetes research because it connects exercise biology with metabolic adaptation. Human findings are mixed, so it remains a biomarker and preclinical lead rather than an approved therapy.

Ready to buy?

Find both peptides from our verified, lab-tested vendors with purity certificates and third-party testing.

Common Stacking Partners

Omentin-1 stacks with:

Intelectin-1ITLN1

Irisin stacks with:

FNDC5exercise hormone
AMPKadipokineinsulin-sensitizingbiomarkerexercise-mimeticenergy-metabolismtype-2-diabetes