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

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Trimethylbenzoyl Diphenylphosphine Oxide

Korean: 트라이메틸벤조일다이페닐포스핀옥사이드 · CAS 75980-60-8 · Functions: nail sculpting

KR South Korea (MFDS)

No specific rule on file.

EU European Union (CosIng)

Prohibited Annex II/1731

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 Trimethylbenzoyl Diphenylphosphine Oxide 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)	Restricted	MFDS summary (Korean): * 【Restrictions】 Field of application and/or use : Artificial nail systems * 제한 【사용 범위】 : 인조 손톱에 * 【Restrictions】 Maximum authorised concentration in the finished cosmetic product : 5.0% * 제한 【완제품에서 허용된 최대 농도】 : 5.0% * 【Restrictions】 Other limitations and requirements : • Professional use *...

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

Also listed as

TRIMETHYLBENZOYL DIPHENYLPHOSPHINE OXIDE 트라이메틸벤조일다이페닐포스핀옥사이드

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 Trimethylbenzoyl Diphenylphosphine Oxide banned in the European Union?

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

Is Trimethylbenzoyl Diphenylphosphine Oxide 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 Trimethylbenzoyl Diphenylphosphine Oxide 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 Trimethylbenzoyl Diphenylphosphine Oxide used for in cosmetics?

The EU's CosIng inventory lists its functions as: nail sculpting.

What is Trimethylbenzoyl Diphenylphosphine Oxide called on Korean labels?

Korea's MFDS standard Korean name is 트라이메틸벤조일다이페닐포스핀옥사이드.

What is the CAS number of Trimethylbenzoyl Diphenylphosphine Oxide?

CAS 75980-60-8 (from official records).