IGF (Insulin-like Growth Factor)
A growth factor that promotes cell survival and protein synthesis. Less validated dermatologically than EGF or FGF.
Binds IGF-1R on keratinocytes and fibroblasts, promoting survival, proliferation, and protein synthesis.
- Anti-apoptotic
- Supports tissue regeneration
What the evidence supports.
- All skin types
- Active malignancy
Mid-routine serum or treatment step.
Concentration range in well-formulated products: 0.0001%–0.001%
Year-round.
Dietary protein supports IGF-1 production.
No specific deficiency signals tracked for this ingredient.
Emerging cosmeceutical, manage expectations.
The research behind IGF (Insulin-like Growth Factor).
Every claim on this page traces to published research. Findings below are drawn from randomized trials and systematic reviews, each links to the study on PubMed.
Experimental Dermatology, 2009
No flagged conflicts. Still, patch-test new actives.
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