Is Ammonium Thioglycolate vegan?

Ammonium Thioglycolate

Vegan

Ammonium Thioglycolate, also known as perm salt, is the ammonium salt of thioglycolic acid, a synthetic compound used in hair perming and depilatory products.

Also known as Ammonium Mercaptoacetate, Perm Salt
INCI name Ammonium Thioglycolate
CAS number 5421-46-5
EC number 226-540-9
CosIng ID 31902
Last reviewed 4 July 2026

Sources

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