Ask KBeauty Verified™

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

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Azelaic acid, its salts and derivatives

Korean: 1,7-헵탄디카르복실산(아젤라산), 그 염류 및 유도체 · CAS 123-99-9 ·

KR South Korea (MFDS)

Prohibited MFDS prohibited ingredients

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

EU European Union (CosIng)

No specific rule on file.

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

Azelaic acid, its salts and derivatives 1,7-헵탄디카르복실산(아젤라산), 그 염류 및 유도체

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 Azelaic acid, its salts and derivatives banned in the European Union?

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

Is Azelaic acid, its salts and derivatives banned in South Korea?

In Korea's MFDS records it is listed as “Prohibited” (MFDS — cosmetic ingredient use restrictions).

Is Azelaic acid, its salts and derivatives 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 Azelaic acid, its salts and derivatives called on Korean labels?

Korea's MFDS standard Korean name is 1,7-헵탄디카르복실산(아젤라산), 그 염류 및 유도체.

What is the CAS number of Azelaic acid, its salts and derivatives?

CAS 123-99-9 (from official records).