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

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Androsta-1,4,9(11)-triene-3,17-dione

Korean: 안드로스타-1,4,9(11)-트라이엔-3,17-다이온 · CAS 15375-21-0 ·

KR South Korea (MFDS)

No specific rule on file.

EU European Union (CosIng)

Prohibited Annex II/1483

Source: EU CosIng — Annex II · checked Oct 17, 2026

US United States (FDA)

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

Other markets

How Androsta-1,4,9(11)-triene-3,17-dione is treated in 1 more market, from the overseas cosmetic regulation database compiled by Korea's MFDS. Always confirm with the regulator of that country before selling there.

Market	Status	Conditions
AS ASEAN (10 countries)	Prohibited	—

Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 17, 2026

Also listed as

Androsta-1,4,9(11)-triene-3,17-dione 안드로스타-1,4,9(11)-트라이엔-3,17-다이온

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 Androsta-1,4,9(11)-triene-3,17-dione banned in the European Union?

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

Is Androsta-1,4,9(11)-triene-3,17-dione 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 Androsta-1,4,9(11)-triene-3,17-dione 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 Androsta-1,4,9(11)-triene-3,17-dione called on Korean labels?

Korea's MFDS standard Korean name is 안드로스타-1,4,9(11)-트라이엔-3,17-다이온.

What is the CAS number of Androsta-1,4,9(11)-triene-3,17-dione?

CAS 15375-21-0 (from official records).