Butylparaben

INCI: BUTYLPARABEN

Also known as: Butyl 4-Hydroxybenzoate

🟡 Medium Risk

Key Facts

CAS Number
94-26-8
Category
preservative
Risk Level
medium
Common Allergen
Yes
EU Status
Restricted
Max Concentration
0.14% (EU)
Found In
moisturizer, makeup

What is Butylparaben?

Paraben with highest estrogenic activity among common parabens. EU restricted to 0.14%.

Allergy & Safety Information

Butylparaben is generally safe for most people but may cause irritation or allergic reactions in sensitive individuals. If you experience redness, itching, or swelling after using a product with this ingredient, discontinue use and consult a dermatologist.

Allergen Note: EU-restricted. More potent endocrine disruptor than shorter-chain parabens.

Cross-Reactions

If you react to Butylparaben, you may also react to:

MethylparabenPropylparaben

Safer Alternatives

These ingredients serve a similar function with lower allergy risk:

PhenoxyethanolSodium BenzoatePotassium SorbateEthylhexylglycerin

Frequently Asked Questions

Is Butylparaben safe for sensitive skin?

Butylparaben may cause reactions in some sensitive individuals. Patch testing is advisable.

What products contain Butylparaben?

Butylparaben is commonly found in moisturizer, makeup.

What does Butylparaben do in cosmetics?

Butylparaben functions as a preservative in formulations.

Is Butylparaben 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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