Sodium Paraben
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
Synthetic
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Ingredient Facts
Sodium paraben
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
Synthetic · Preservative | Antimicrobial · EWG: 4
Plant-Derived
Preservative
Synthetic
Not Clean
Sodium Paraben is a preservative that keeps our formulas fresh and safe to use by preventing bacterial and mold growth.
Formula
C7H5NaO3
Mol. Weight
160.10
CAS #
114-63-6, 85080-04-2
Form
Powder
Plant-Derived
Synthetic. Sodium paraben is derived from para-hydroxybenzoic acid, a compound from the benzoic acid chemical family. It is synthesized by esterification of para-hydroxybenzoic acid with methanol, followed by sodium neutralization.
Function
Preservative | Antimicrobial
Benefits
Preservative
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.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Caution
EWG Score4
CIR Safety Findings
medical-approval, all-shades-safe, Phototoxicity Concern
Concentration Guide
Dermal absorption: 0.1%. Source: CIR Safety Assessment (CIR Seq 746).
Regulatory Status
USApermitted
EUpermitted
JAPANpermitted
CANADApermitted
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR