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BIOSPHERE-AIUne plante. Une mission orientale.

CYSTEINE

半胱氨酸

Also known as L-Cysteine

CAS 52-90-4EC 200-158-2PubChem CID 5862

ANTIOXIDANTANTISTATICHAIR CONDITIONINGHAIR WAVING OR STRAIGHTENINGFRAGRANCEREDUCINGIrritancy 1/5 · Comedogenic –/5Routine

What it is and how it is used

Cysteine reducing agent at 1–5% for waving; acidic amino acid, sulfur odor possible, pH buffering needed

Status in national inventories

China · Inventory of existing ingredients01205rinse-off 10% · leave-on 1.25%
EU · CosIng75422功能 ANTIOXIDANT, ANTISTATIC, HAIR CONDITIONING, HAIR WAVING OR STRAIGHTENING, FRAGRANCE, REDUCING

Matched on the exact INCI name; salts, esters and synonyms may be missed. The latest official text prevails.

Popular products with this ingredient 52 products

Functions from EU CosIng and the China inventory; irritancy, comedogenicity and rating are our internal reading, not a regulatory conclusion. Structure and molecular data from PubChem.

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