Korean: 소이트라이모늄클로라이드 · Functions: antistatic, hair conditioning, preservative, surfactant - cleansing, surfactant - emulsifying
Restricted MFDS restricted ingredients
Conditions (official MFDS text, Korean):
* 배합한도 : 두발용 제품류를 제외한 화장품에 0.1%
Source: MFDS — cosmetic ingredient use restrictions · checked Oct 16, 2026
Approved preservative Annex V/44
Maximum: 0.1%
Conditions: Alkyl (C12-C22) trimethyl ammonium bromide and chloride
Source: EU CosIng — Annex V · checked Oct 16, 2026
No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.
How Soytrimonium Chloride is treated in 4 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 | Restricted | MFDS summary (Korean): <사용제한성분> * 【제한】 적용 및 사용범위 : (a) 씻어내지 않는 제품 (b) 씻어내는 제품 * 【화장품 중 최대사용농도】 배합한도 (일반) : (a) 0.25% (b) 1.세틸,옥타데실 트리메틸 염화암모늄：2.5%(단일 혹은 그 합으로 계산함) 2.도코실 트리메틸 염화암모늄：5.0%(以단일 혹은 세틸 트리메틸염화암모늄과 옥타데실트리메틸 염화암모늄의 합으로 계산); 세틸, 옥타데실트라이메틸암모늄클로라이드, 알킬트라이메틸암모늄클로라이드 각 농도의 합은 2.5% 미만이어야 함 <사용제한 방부제> * 【화장품 중... |
| AS ASEAN (10 countries) | Restricted | MFDS summary (Korean): (11) For use other than as a preservative, see Annex III, No 287 (12) For use other than as a preservative, see Annex III, No 286 * 단서조항(주석) : (11) For use other than as a preservative, see Annex III, No 287 (12) For use other than as a preservative, see Annex III, No 286 (11) 보존제 외 목적으로 사용할... |
| BR Brazil | Restricted | MFDS summary (Korean): * Restrictions 【Maximum concentration permitted at final product】 : 0.1% * 제한 【완제품에서 허용된 최대 농도】 : 0.1% |
| AR Argentina | Restricted | MFDS summary (Korean): * Restrictions 【Maximum concentration permitted at final product】 : 0.1% * 제한 【완제품에서 허용된 최대 농도】 : 0.1% |
Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 16, 2026
SOYTRIMONIUM CHLORIDE 소이트라이모늄클로라이드
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.
In the EU's CosIng records it is listed as “Approved preservative” (EU CosIng — Annex V). The maximum allowed is 0.1%. It is allowed for that use within the stated conditions.
In Korea's MFDS records it is listed as “Restricted” (MFDS — cosmetic ingredient use restrictions). A restricted ingredient is allowed within the stated conditions.
We found no specific rule for it in the FDA's records. That is not an approval or a safety statement.
The EU's CosIng inventory lists its functions as: antistatic, hair conditioning, preservative, surfactant - cleansing, surfactant - emulsifying.
Korea's MFDS standard Korean name is 소이트라이모늄클로라이드.