Tolunesulfonamide/Formaldehyde Resin-80

AKA: Tosylamide/formaldehyde resin 80, TSF resin 80

Plant-Derived Synthetic

Occlusive

Not Clean

OriginProduced from toluene sulfonamide and formaldehyde, belonging to the synthetic resin chemical family. Synthesized through condensation polymerization of toluene sulfonamide with formaldehyde under controlled conditions.

Tolunesulfonamide/Formaldehyde Resin-80 is a cosmetic ingredient. Assessed as safe by the CIR.

Skin Types

●all-skin-types

Best For

General

Allergen Warning

⚠️ Formaldehyde

Functions

Film Forming

Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory0 listings

🛡️Safety-assessed1 review →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

EWG

CIR

Safe as used

Pregnancy

—

Restricted By

Credo Beauty Sephora Clean at Sephora Target Clean Whole Foods Premium Body Care The Detox Market Ulta Conscious Beauty Beauty Heroes CVS Clean Beauty MADE SAFE EWG VERIFIED

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR