Beauty · Phthalates

Is Diisononyl phthalate Banned? EU vs US Status, Risks & Where It Hides

TL;DR: Diisononyl phthalate is restricted in the EU but allowed in the US (phthalates).

INCI name Diisononyl Phthalate. CAS 28553-12-0.

Is Diisononyl phthalate banned in the EU?

EU status	Restricted
US status	Allowed
Risk level	medium
Where it shows up	fragranced products, plastic applicators
CAS number	28553-12-0

Diisononyl phthalate (Diisononyl Phthalate) is a phthalate plasticizer.

It is used for its preservative, coloring, fragrance, solvent or texture-enhancing function.

Restricted in the EU over reproductive concerns.

Choose EU-compliant or 'free-from' formulations and read the INCI list. BannedPantry flags this ingredient and suggests safer swaps.

Is Diisononyl phthalate banned in the EU?

Diisononyl phthalate is restricted under the EU Cosmetics Regulation (1223/2009), but it is allowed in US personal-care products.

Is Diisononyl phthalate in US cosmetics?

Yes — Diisononyl phthalate 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 Diisononyl phthalate?

Read the INCI ingredient list on the back of the package. Scan the barcode with BannedPantry to flag Diisononyl phthalate automatically.

Are there safer alternatives to Diisononyl phthalate?

Yes. Look for EU-compliant or 'free-from' formulations; BannedPantry suggests safer swaps when it detects Diisononyl phthalate.

Is Diisononyl phthalate in your bathroom cabinet?

Scan any product's barcode and instantly see if it contains Diisononyl phthalate or other ingredients banned overseas.

Our scores are never influenced by brands. Last updated 6/11/2026.