Sodium Paraben
molecular structure · PubChem
AKA: Sodium 4-hydroxybenzoate, Sodium p-hydroxybenzoate, 4-Hydroxybenzoic acid sodium salt, Benzoic acid, Monosodium salt, P-Hydroxybenzoic acid sodium salt, Monosodium p-hydroxybenzoate, Monosodium 4-hydroxybenzoate, Sodium salt (1:1)
Synthetic
Preservative
Not Clean
The CIR Expert Panel concluded that the following 20 parabens are safe in cosmetics in the present practices of use and concentration described in the safety assessment when the sum of the combined concentration of parabens in any given formulation does not exceed 0.8 %...Sodium Paraben...
Formula
C7H5NaO3
Mol. Weight
160.10
CAS #
114-63-6, 85080-04-2
Form
Powder
Functions
Preservative
Keeps your product from growing bacteria, mold, or yeast. Without these, that jar of cream becomes a petri dish in about a week.
Anti-Inflammatory
Antimicrobial
Fights Acne
Prevents microbial growth
Traditional Use
Parabens were first synthesized in 1924 as synthetic preservatives. Adopted by the cosmetics industry in the 1950s as effective antimicrobial agents to replace less stable natural preservatives.
EWG
4
CIR
Safe as used
Pregnancy
Caution
Restricted By
CIR Safety Findings
medical-approval
all-shades-safe
Phototoxicity Concern
Concentration Guide
Dermal absorption: 0.1%. Source: CIR Safety Assessment (CIR Seq 746).
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed0 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR