Allowed in EU

Dimethyl Diacetyl Cystinate

A cosmetic ingredient used as hair conditioning in skincare, haircare, and personal-care products sold in the European Union.

What is it?

dl-Cystine, N,N'-diacetyl-, dimethyl ester

What does it do?

Dimethyl Diacetyl Cystinate is listed in the EU cosmetic ingredient inventory with the following declared functions:

EU regulatory status

Dimethyl Diacetyl Cystinate is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.

Frequently asked questions

What is Dimethyl Diacetyl Cystinate?

Dimethyl Diacetyl Cystinate is a cosmetic ingredient catalogued in the EU CosIng database. dl-Cystine, N,N'-diacetyl-, dimethyl ester

Is Dimethyl Diacetyl Cystinate allowed in cosmetics in the EU?

Yes. Dimethyl Diacetyl Cystinate is allowed for use in cosmetic products in the EU under Regulation 1223/2009.

What does Dimethyl Diacetyl Cystinate do in cosmetic products?

Dimethyl Diacetyl Cystinate is declared in the EU cosmetic ingredient inventory with these functions: hair conditioning.

What is the CAS number of Dimethyl Diacetyl Cystinate?

The CAS (Chemical Abstracts Service) number for Dimethyl Diacetyl Cystinate is 139612-43-4.

Related ingredients

Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010