Ingredy

Sodium toluene sulfonate

Sodium toluene sulfonic acidSodium toluene sulfonate (STS)

Surfactant

Sodium toluene sulfonate is a type of soap that helps to clean and remove dirt and oils from surfaces. It's commonly used in personal care products like shampoos and body washes.

Low Concern

Source: FDA GRAS list

Sodium toluene sulfonate is generally considered safe for use in personal care products, as it is recognized as Generally Recognized as Safe (GRAS) by the FDA.

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[Product Question] Can I use a moisturiser with toluene sulfonic acid and citric acid after using the TO 30% AHA 2% BHA peeling solution?

Probing Alkylpolyglycoside Hydrogen Bonding and Its Destabilization by Sulfonate Hydrotropes with X-ray and Vibrational Spectroscopy.

Warkander S, Gulati R, Ananth R

2025

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Last updated: May 16, 2026