Cetearyl Alcohol — Allergy Risk & Safety Profile
INCI: CETEARYL ALCOHOL
Also known as: Cetostearyl Alcohol
Key Facts
- CAS Number
- 67762-27-0
- Category
- emollient
- Risk Level
- low
- Common Allergen
- No
- Found In
- moisturizer, conditioner, cream
Is Cetearyl Alcohol safe in cosmetics?
Cetearyl Alcohol is rated low risk in cosmetic products. It is not classified as a common allergen and is generally well-tolerated by most skin types. Safer alternatives include Squalane, Jojoba Oil, Shea Butter. Commonly found in moisturizer, conditioner, cream.
What is Cetearyl Alcohol?
Mixture of cetyl and stearyl alcohols. Emollient and emulsifier. Rarely sensitizing.
Allergy & Safety Information
Cetearyl Alcohol 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.
About Emollient Ingredients
Emollients soften and smooth skin by filling gaps between skin cells and reducing transepidermal water loss. They form the backbone of most moisturisers, creams, and lotions. Most emollients are well-tolerated, but some — particularly plant-derived oils — contain proteins or compounds that can cause reactions in sensitised individuals.
Relevance for Cetearyl Alcohol: Emollients derived from nuts (shea butter, macadamia oil), latex cross-reactive fruits (avocado oil), or highly fragrant plants (rosehip, sea buckthorn) carry higher allergenicity than refined synthetic emollients like squalane or dimethicone.
How to Identify Cetearyl Alcohol 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 Cetearyl Alcohol, 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: Moisturizer, Conditioner, Cream. These product categories are the most common sources of Cetearyl Alcohol exposure based on formulation data.
Not sure if your products contain Cetearyl Alcohol? Paste the ingredient list into the free ingredient checker to scan for Cetearyl Alcohol and other allergens automatically.
Safer Alternatives
These ingredients serve a similar function with lower allergy risk:
Frequently Asked Questions
Is Cetearyl Alcohol safe for sensitive skin?
Cetearyl Alcohol is generally well-tolerated, even by sensitive skin types.
What products contain Cetearyl Alcohol?
Cetearyl Alcohol is commonly found in moisturizer, conditioner, cream.
What does Cetearyl Alcohol do in cosmetics?
Cetearyl Alcohol functions as a emollient in formulations.
Related Guides
Ceramide Moisturizers & Barrier Repair
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How to Read Ingredient Labels
Decode INCI names and find hidden allergens in your products.
Find Your Skin Allergy Trigger
Step-by-step elimination method to identify your trigger.
Contact Dermatitis Guide
Symptoms, causes, patch testing, and treatment options.
Is Cetearyl Alcohol causing YOUR skin reactions?
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