Arabinoxylan

AKA: Polysaccharide, Prebiotic Fiber

Synthetic

Occlusive

Not Clean

OriginDerived from plant polysaccharides, typically extracted from cereal grains like wheat, corn, or rice bran. Produced through enzymatic hydrolysis or chemical extraction to isolate and purify the arabinoxylan polymer chains.

Xyloarabinan

CAS #

9040-27-1

Form

Powder

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Yes

Functions

Film Forming

Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.

Improves Elasticity

Antioxidant

Anti-Inflammatory

Creates protective layer

The paper trail

🔬Peer-reviewed1 paper →

⚖️Regulatory1 listing →

🛡️Safety-assessed1 review →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

EWG

CIR

Safe as used

Pregnancy

Yes

Concentration Guide

CIR lists it as not reported to be in use.

CIR · report published 2015

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR