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

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Furfuryltrimethyl ammonium salts, e.g. furtrethonium iodide (INN)

Korean: 퍼푸릴트라이메틸암모늄염(예 : 푸르트레토늄아이오다이드) · CAS 541-64-0 ·

KR South Korea (MFDS)

Prohibited MFDS prohibited ingredients

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

EU European Union (CosIng)

Prohibited Annex II/192

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 Furfuryltrimethyl ammonium salts, e.g. furtrethonium iodide (INN) is treated in 6 more markets, 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
CN China	Prohibited	—
AS ASEAN (10 countries)	Prohibited	—
TW Taiwan	Prohibited	—
CA Canada	Prohibited	—
BR Brazil	Prohibited	—
AR Argentina	Prohibited	—

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

Also listed as

Furfuryltrimethyl ammonium salts, e.g. furtrethonium iodide (INN) 퍼푸릴트라이메틸암모늄염(예 : 푸르트레토늄아이오다이드)

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 Furfuryltrimethyl ammonium salts, e.g. furtrethonium iodide (INN) banned in the European Union?

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

Is Furfuryltrimethyl ammonium salts, e.g. furtrethonium iodide (INN) banned in South Korea?

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

Is Furfuryltrimethyl ammonium salts, e.g. furtrethonium iodide (INN) 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 Furfuryltrimethyl ammonium salts, e.g. furtrethonium iodide (INN) called on Korean labels?

Korea's MFDS standard Korean name is 퍼푸릴트라이메틸암모늄염(예 : 푸르트레토늄아이오다이드).

What is the CAS number of Furfuryltrimethyl ammonium salts, e.g. furtrethonium iodide (INN)?

CAS 541-64-0 (from official records).