Surfactant

Benzenesulfonic Acid

Cleansing, Foaming, Surfactant
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Cleansing, Foaming, Surfactant

Purpose

Function

Cleansing, Foaming, Surfactant
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

EU
Permitted
Safety
MODERATE
US
Permitted
Absorptionlow
Sensitizationhigh
MoSnot established
ConcernHigh
Verdict

GHS skin sensitizer Cat. 1; skin corrosion/irritation Cat. 2; serious eye damage Cat. 2A; aquatic toxicity Cat. 2; acid form is harsher than neutralized salt forms (TEA or sodium salts preferred)

US Note

CIR-reviewed (as part of alkylbenzenesulfonates) — safe when formulated to be non-irritating

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

Category
Surfactant
Updated
Apr 23, 2026

No registry identifiers available for this ingredient.