Cysteine
INCI: CYSTEINE
Key Facts
- CAS Number
- 52-90-4
- Category
- amino acid
- Risk Level
- low
- Common Allergen
- No
- Found In
- hair treatment
What is Cysteine?
Cysteine is a amino_acid commonly used in cosmetic and personal care products. It is generally considered safe at recommended concentrations.
Allergy & Safety Information
Cysteine is considered safe for cosmetic use.
Frequently Asked Questions
Is Cysteine safe?
Yes, well-tolerated by most skin types.
What does Cysteine do?
Functions as a amino_acid in formulations.
Is Cysteine causing YOUR skin reactions?
SkinDetekt tracks your products and reactions to find your personal triggers. Download the app to find out.
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