Is Pentylparaben Banned? EU vs US Status, Risks & Where It Hides
TL;DR: Pentylparaben is banned in the EU but allowed in the US (parabens).
INCI name Pentylparaben. CAS 6521-29-5.
Is Pentylparaben banned in the EU?
| EU status | Banned |
|---|---|
| US status | Allowed |
| Risk level | high |
| Where it shows up | lotion, shampoo, makeup, deodorant |
| CAS number | 6521-29-5 |
What is Pentylparaben?
Pentylparaben is a paraben preservative used to prevent microbial growth in cosmetics.
Why is Pentylparaben used in personal-care products?
Parabens are inexpensive, effective broad-spectrum preservatives.
Is Pentylparaben dangerous? Documented risks
Pentylparaben is an endocrine-disrupting paraben with weak estrogenic activity. The EU banned it in 2014; it remains unrestricted federally in the US.
Products that may contain Pentylparaben
- lotion
- shampoo
- makeup
- deodorant
How to avoid Pentylparaben: safer alternatives
Choose paraben-free products and EU-compliant brands. BannedPantry flags restricted parabens on the INCI list.
Frequently asked questions about Pentylparaben
Is Pentylparaben banned in the EU?
Pentylparaben is banned under the EU Cosmetics Regulation (1223/2009), but it is allowed in US personal-care products.
Is Pentylparaben in US cosmetics?
Yes — Pentylparaben can still appear in US-sold cosmetics and personal-care products because US rules are far less restrictive than the EU's.
What products contain Pentylparaben?
Read the INCI ingredient list on the back of the package. Scan the barcode with BannedPantry to flag Pentylparaben automatically.
Are there safer alternatives to Pentylparaben?
Yes. Look for EU-compliant or 'free-from' formulations; BannedPantry suggests safer swaps when it detects Pentylparaben.
Scan any product's barcode and instantly see if it contains Pentylparaben or other ingredients banned overseas.
Scan a product free →Related parabens
Avoiding banned beauty ingredients? Check your food, too.
Sources
- EU Cosmetics Regulation Annex II (prohibited substances) — EU Cosmetics Regulation 1223/2009
- EU endocrine disruptor list I — EU ED Lists
- EU-banned cosmetics ingredients and US impact — RegASK
Our scores are never influenced by brands. Last updated 6/11/2026.