murphyPolyacrylamide
molecular structure · PubChem
AKA: PAM, Acrylamide Homopolymer
Synthetic
Occlusive
Not Clean
OriginSynthesized from acrylamide monomers derived from petroleum-based chemical precursors through polymerization processes. Produced by free radical polymerization of acrylamide monomers using chemical initiators and controlled reaction conditions.
2-Propenamide, homopolymer
CAS #
9003-05-8
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
Functions
Antistatic
Binding
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Moisturizing
Wound Healing
Strengthens Barrier
Creates protective layer
Reduces flyaways
Holds ingredients together
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
6
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
Not a Skin Irritant
2 studies / 2 not irritating (CIR 342)
Mixed Eye Irritation Results
2 studies / 1 irritating / 1 not irritating / reactions slight (CIR 129)
Concentration Guide
Leave-on0.05–3%
Rinse-off0.03–2.8%
0%50%100%
CIR reported use · 2020 survey
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR