Calcium thioglycolate trihydrate

Calcium thioglycolate trihydrate (CAS 65208-41-5), also known as thioglycolic acid calcium salt trihydrate, is an inorganic salt used as a reducing and depilatory active in personal care and pharmaceutical formulations.

Where is Calcium thioglycolate trihydrate used?

• Depilatory creams and lotions: primary active ingredient
• Pharmaceutical topical preparations: controlled keratin-disrupting activity
• Professional cosmetic treatments: hair restructuring via precise bond reduction before neutralization
• Cold wave and permanent wave formulations: documented end-use
• It disrupts disulfide bonds in keratin, enabling hair removal and protein modification at controlled pH levels.

Commercial specifications

• Purity specifications aligned to personal care manufacturing requirements
• Kilogram-scale packaging