Benzyl Alcohol
BEN-zil AL-koh-hol
What Is Benzyl Alcohol?
An aromatic alcohol used as a preservative, fragrance component, and solvent in hair care products. It occurs naturally in many essential oils and fruits.
Source: Naturally found in essential oils; also produced synthetically
Origin: Semi-synthetic
Also known as: Benzenemethanol, Phenylcarbinol
What Does Benzyl Alcohol Do to Your Hair?
Functions as a preservative to prevent microbial growth in hair products. Also acts as a solvent that helps dissolve other ingredients and contributes to product fragrance.
Best For
All hair types
Not Recommended For
Sensitive scalp, very dry hair (can be drying at high concentrations)
Concentration Matters
0.5-1% as preservative
Hair Type Compatibility
Method Compatibility
Safety & Regulation
Generally considered safe at standard preservative concentrations (under 1%). Can cause irritation or contact dermatitis in sensitive individuals at higher levels. Natural occurrence in many foods and plants.
FDA Status: Generally Recognized As Safe
FDA permits use in cosmetics as preservative. Approved for use in food as flavoring agent.
EWG Score: 3/10
HairAide Verdict
A widely accepted preservative that keeps your products safe from bacteria and mold. At standard concentrations it is safe for most people. Those with very sensitive scalps may want to patch test.
Products That Contain Benzyl Alcohol
Shampoos, conditioners, styling products, leave-in treatments
Alternatives to Benzyl Alcohol
If you want to avoid Benzyl Alcohol, look for products with these ingredients instead:
Phenoxyethanol, Sodium Benzoate, Potassium Sorbate
Frequently Asked Questions
Yes, Benzyl Alcohol has a safety rating of 7/10 and is generally considered safe for use in hair products. Generally considered safe at standard preservative concentrations (under 1%). Can cause irritation or contact dermatitis in sensitive individuals at higher levels. Natural occurrence in many foods and plants.
Benzyl Alcohol is CG-method approved and is generally considered safe for curly hair.
Yes, Benzyl Alcohol is approved for the Curly Girl method.
Some alternatives to Benzyl Alcohol include: Phenoxyethanol, Sodium Benzoate, Potassium Sorbate
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