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A reducing agent primarily used in hair care products, particularly in permanent waving and straightening formulations, to break and reform disulfide bonds in hair.
May aggravate
Safety summary
Can be a skin sensitizer for some individuals; its use concentrations are regulated in some regions due to potential irritation.
CAS Number
96-27-5
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.