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KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.

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Glutethimide (INN) and its salts

CAS 77-21-4 ·

KR South Korea (MFDS)

No specific rule on file.

EU European Union (CosIng)

Prohibited Annex II/181

Source: EU CosIng — Annex II · checked Oct 16, 2026

US United States (FDA)

No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.

Also listed as

Glutethimide (INN) and its salts

Information only, not medical advice. Rules change — always check the linked official source. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist.

Frequently asked questions

Is Glutethimide (INN) and its salts banned in the European Union?

In the EU's CosIng records it is listed as “Prohibited” (EU CosIng — Annex II).

Is Glutethimide (INN) and its salts banned in South Korea?

We found no specific rule for it in Korea's MFDS records. That is not an approval or a safety statement.

Is Glutethimide (INN) and its salts allowed in cosmetics in the U.S.?

We found no specific rule for it in the FDA's records. That is not an approval or a safety statement.

What is the CAS number of Glutethimide (INN) and its salts?

CAS 77-21-4 (from official records).