Cetrimonium Bromide — Allergy Risk & Safety Profile
INCI: CETRIMONIUM BROMIDE
Key Facts
- CAS Number
- 57-09-0
- Category
- conditioning
- Risk Level
- low
- Common Allergen
- No
- Found In
- conditioner
Is Cetrimonium Bromide safe in cosmetics?
Cetrimonium Bromide is rated low risk in cosmetic products. It is not classified as a common allergen and is generally well-tolerated by most skin types. Commonly found in conditioner.
What is Cetrimonium Bromide?
Cetrimonium Bromide is a conditioning commonly used in cosmetic and personal care products. It is generally considered safe for use in cosmetics at recommended concentrations.
Allergy & Safety Information
Cetrimonium Bromide is considered safe for cosmetic use. No significant safety concerns have been identified at typical use concentrations. As with any cosmetic ingredient, discontinue use if irritation occurs.
This ingredient is considered low risk from an allergenicity perspective. Reactions are uncommon at typical cosmetic use concentrations. However, no ingredient is universally safe — if you notice redness, itching, or irritation after using a product containing this ingredient, discontinue use and monitor whether symptoms resolve.
How to Identify Cetrimonium Bromide in Products
Cosmetic ingredients are listed by their INCI (International Nomenclature of Cosmetic Ingredients) name in descending order of concentration. To check whether a product contains Cetrimonium Bromide, scan the ingredient list for its INCI name exactly as it appears above. Ingredients present at 1% or less may appear in any order after the 1% threshold.
Product types to prioritise checking: Conditioner. These product categories are the most common sources of Cetrimonium Bromide exposure based on formulation data.
Not sure if your products contain Cetrimonium Bromide? Paste the ingredient list into the free ingredient checker to scan for Cetrimonium Bromide and other allergens automatically.
Frequently Asked Questions
Is Cetrimonium Bromide safe for sensitive skin?
Cetrimonium Bromide is generally well-tolerated, even by sensitive skin types.
What products contain Cetrimonium Bromide?
Cetrimonium Bromide is commonly found in conditioner.
What does Cetrimonium Bromide do in cosmetics?
Cetrimonium Bromide functions as a conditioning in formulations.
Related Guides
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