murphyMyristoyl Pullulan
molecular structure · PubChem
AKA: Pullulan myristate, Myristoylated pullulan
Synthetic
Occlusive
Not Clean
OriginDerived from pullulan polysaccharide and myristic acid, both produced through microbial fermentation and chemical synthesis. Synthesized through esterification of pullulan with myristic acid to create the film-forming compound.
Myristoyl Pullulan is the reaction product of myristoyl chloride and Pullulan
CAS #
1033464-89-9
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.
Hair Fixing
Hair Waving Or Straightening
Anti-Inflammatory
Antimicrobial
Fights Acne
Creates protective layer
Holds hair in place
Changes hair texture
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Skin Irritant (CIR report on the ingredient group)
CIR report statement covering this group of ingredients / not tested individually (CIR 611)
Not a Sensitizer (CIR report on the ingredient group)
CIR report statement covering this group of ingredients / not tested individually (CIR 611)
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2016
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR