Myristoyl Pullulan

AKA: Pullulan myristate, Myristoylated pullulan
Synthetic
Occlusive
Not Clean
Myristoyl Pullulan is the reaction product of myristoyl chloride and Pullulan
CAS #
1033464-89-9
Form
Powder
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
Traditional Use
Synthetic ingredient combining myristic acid with the polysaccharide pullulan, developed in the late 20th century for use as a film-forming and conditioning agent in cosmetics; no traditional use.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
CANADApermitted
Regulatory Agencies
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
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.
Verified Jun 2026
Data: CosIng · EWG · CIR