ACETYL CYSTEINE

RestrictedCAS 616-91-11 regulation across 1 market

ACETYL CYSTEINE is a cosmetic ingredient classified as Antioxidant. Also known as CAS 616-91-1. It is regulated in 1 market including South Korea.

Also Known As

CAS Number
616-91-1

Market Overview — 29 Markets

European Union
United Kingdom
United States
California
Maryland
Washington
Canada
Brazil
South Korea1
Japan
Taiwan
Australia
Singapore
Malaysia
Thailand
Indonesia
Vietnam
Philippines
UAE
Saudi Arabia
Qatar
Oman
Kuwait
Bahrain
Russia
Belarus
Kazakhstan
Armenia
Kyrgyzstan

Detailed Regulations

EuropeNo restrictions

No specific restrictions for ACETYL CYSTEINE in European Union, United Kingdom.

AmericasNo restrictions

No specific restrictions for ACETYL CYSTEINE in United States, California, Maryland, Washington, Canada, Brazil.

East Asia & Oceania1 regulation
South KoreaRestrictedAnnex restricted #M1195
Chemical name
Acetyl Cysteine
Conditions of use
* 배합한도 : 퍼머넌트웨이브용 제품에 시스테인으로서 3.0~7.5% (다만, 가온2욕식 퍼머넌트웨이브용 제품의 경우에는 시스테인으로서 1.5~5.5%, 안정제로서 치오글라이콜릭애씨드 1.0%를 배합할 수 있으며, 첨가하는 치오글라이콜릭애씨드의 양을 최대한 1.0%로 했을 때 주성분인 시스테인의 양은 6.5%를 초과할 수 없다)

Source: MFDS Korea Cosmetics Regulation

ASEANNo restrictions

No specific restrictions for ACETYL CYSTEINE in Singapore, Malaysia, Thailand, Indonesia, Vietnam, Philippines.

GCCNo restrictions

No specific restrictions for ACETYL CYSTEINE in UAE, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain.

EAEUNo restrictions

No specific restrictions for ACETYL CYSTEINE in Russia, Belarus, Kazakhstan, Armenia, Kyrgyzstan.

Frequently Asked Questions

Is ACETYL CYSTEINE banned in any country?

ACETYL CYSTEINE is not banned in any of the 26 markets tracked by Formpli. However, it may be subject to restrictions or conditions of use in some markets.

What are the restrictions on ACETYL CYSTEINE in cosmetics?

ACETYL CYSTEINE is restricted or has conditions of use in South Korea. Restrictions may include maximum concentration limits, product type limitations, or mandatory labeling requirements. See the detailed regulations above for specifics.

Can I use ACETYL CYSTEINE in cosmetics?

ACETYL CYSTEINE is regulated in 1 market. It has restrictions in South Korea. Use Formpli's free screening tool to check your full ingredient list against all 26 markets at once.

Screen ACETYL CYSTEINE with your full formula

Paste your entire ingredient list and get a compliance report across 26 markets — free, no signup.

Check Ingredients Free

This information is for reference only and does not constitute legal or regulatory advice. Regulations change — always verify with official sources and consult a regulatory specialist before exporting cosmetic products. Data sourced from EU COSING, US FDA, Health Canada, MHLW Japan, MFDS Korea, ASEAN ACD, GCC SFDA, TGA Australia, ANVISA Brazil, EAEU TR CU, and Taiwan TFDA.