A family of preservatives, including methylparaben and propylparaben, rather than one ingredient.
Sources: 1, 2No alternative names recorded.
Not assessed
No pregnancy- or breastfeeding-specific assessment has been completed for this record. A cosmetic safety review is not a pregnancy rating.
Not assessed
What it does
Helps protect products against microbial growth. Members have different permitted uses and limits.
Sources: 1, 2Good for
- Formula preservation
How to use it
Use only within an appropriately formulated finished product. Preservatives are not a separate skincare application or a home treatment for infection.
Sources: 1, 2Who should be careful
People with confirmed paraben contact allergy need individual label advice. Do not turn hormone-related laboratory findings into blanket claims about every cosmetic exposure.
Sources: 1, 2Pairs well with
No supported pairings have been documented for this record.
Usage, safety and formulation details
Mechanism of action
Antimicrobial action depends on the individual ester and the total preservative system.
Sources: 1, 2Potential adverse effects
Irritation or allergic contact dermatitis may occur in susceptible users; inadequate preservation also carries risks.
Sources: 1, 2Formulation considerations
Assess each named paraben and combination under the current jurisdiction's rules. Paraben-free is not proof that a product is safer or adequately preserved.
Sources: 1, 2Pregnancy and breastfeeding
Not assessed
No pregnancy- or breastfeeding-specific assessment has been completed for this record. A cosmetic safety review is not a pregnancy rating.
Safety tags
- Fragrance allergen
- Not assessed
Not separately assessed in this draft.
- Essential oil
- Not assessed
Not separately assessed in this draft.
- Drying alcohol
- Not assessed
Not separately assessed in this draft.
- May irritate sensitive skin
- Not assessed
Not separately assessed in this draft.
What remains uncertain
- Exact concentration, final pH and the full composition of any unprovided finished product
- Exact material, composition and supplier-grade specifications
Clinical evidence and research
Clinical evidence
Evidence for its main benefitNot assessed
The cited references support identity, formulation role or safety context. No standalone clinical efficacy rating has been completed for the main benefit in this draft.
Sources: 1, 2Regulation and ingredient label names
Regulatory information
No jurisdiction-specific assessment is recorded. An inventory listing is not blanket approval.
Names on ingredient lists
methylparaben, ethylparaben, propylparaben, butylparaben
Chemical identity and molecular structure
Chemical information
Chemical structure
No single structure to show yet
This ingredient represents a mixture, extract, polymer or ingredient family. A single molecular diagram may not describe its composition.
| Detail | Value | Source |
|---|---|---|
| material scope | Variable material or ingredient family: no single molecular formula, molecular weight or bond diagram describes every grade. | FDA: Parabens in cosmetics |
Content updated 9 November 2026.
Sources (2)
Scientific sources
- FDA: Parabens in cosmeticsregulatory guidance
- Commission Regulation (EU) No 358/2014: parabens, including the prohibition of isobutylparabenregulation · 2014
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