activesStandard

Avena Sativa (Oat) Kernel Flour

Oat Flour

thickenerskin protectantexfoliant

INCI Name

Avena Sativa (Oat) K...

Functions

3 Roles

Sustainability

9/10

Category

actives

What It Does

Avena Sativa (Oat) Kernel Flour is produced by grinding whole oat kernels into an ultra-fine colloidal powder that disperses readily in water, creating a milky suspension rich in beta-glucans, avenanthramides (unique polyphenolic antioxidants found only in oats), starches, and proteins. This ingredient is distinguished by its FDA monograph status as an OTC skin protectant (Category I) when used at 0.007% minimum concentration of colloidal oatmeal, making it one of the few botanical ingredients with recognized drug claims for relieving minor skin irritations. Formulators choose it for its clinically-proven ability to restore the skin barrier through its lipid content (ceramides, fatty acids) while simultaneously providing anti-inflammatory, anti-pruritic, and moisture-binding benefits that are particularly valuable in sensitive skin and eczema-prone formulations.

Controls product consistency
Improves application experience
Stabilizes suspensions and emulsions
Creates desired texture profiles

Technical Properties

pH Range

5.0-7.0

Optimal working range

Ionic Charge

nonionic

Molecular charge type

Viscosity Effect

thickening

Impact on formula thickness

Ingredient Compatibility

Works Well With

nonionic surfactantshumectantsemollientsglycerinmost preservativesceramidesbotanical extracts

Avoid Combining

strong acidsstrong oxidizershigh concentrations of AHAs at low pH
Compatibility analysis powered by OpenMix — open-source formulation science

Sustainability Profile

Sustainability Score

9/10

Biodegradability

readily biodegradable

Source

plant-derived

Feedstock

oat grains (Avena sativa)

Available Variants

3 forms available

Standard

Ultra-Fine Colloidal Powder

Ultra-fine powder (colloidal grade, 200+ mesh)

Quick Reference

Full INCI Name
Avena Sativa (Oat) Kernel Flour
Common Name
Oat Flour
Category
actives

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