Korean: 데하이드로아세틱애씨드 · Functions: preservative
Restricted MFDS restricted ingredients
Conditions (official MFDS text, Korean):
* 배합한도 : 데하이드로아세틱애씨드로서 0.6%
에어로졸(스프레이에 한함) 제품에는 사용금지
Source: MFDS — cosmetic ingredient use restrictions · checked Oct 16, 2026
Approved preservative Annex V/13
Maximum: 0.6% (as acid)
Conditions: Not to be used in aerosol dispensers (sprays)
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 Dehydroacetic Acid 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 | Restricted | MFDS summary (Korean): * 【화장품 중 최대사용농도】 배합한도 (일반) : 총량 0.6%(산으로 계산) * 기타 제한조건 및 요구사항 : 스프레이제품에 사용금지 |
| AS ASEAN (10 countries) | Restricted | MFDS summary (Korean): * 【Restrictions】 Maximum authorised concentration in the finished cosmetic product : 0.6% (acid) * 제한 【완제품에서 허용된 최대 농도】 : 0.6 % (산) * 【Restrictions】 Other limitations and requirements : Prohibited in aerosol dispensers (sprays) * 제한 【기타 제한 및 요구조건】 : 에어로졸 디스펜서에 사용금지 (스프레이) |
| JP Japan | Restricted | MFDS summary (Korean): * 【제품 타입 또는 목적 (types or intended purposes of cosmetics)】 : すべての化粧品(모든 화장품) * 【100g당 최대 배합량(Maximum amount of ingredient per 100 g)】 : 0.50 as total(合計量として0.5)(합계량으로 0.50 g) |
| TW Taiwan | Restricted | MFDS summary (Korean): ※ 未列於本表中之防腐劑成分，倘歐、美、日三國家地區政府已公告准用且有其限量管制規定者，我國亦依其限用標準准予使用。 倘前述三國家地區政府管理有差異時，則採其中限量規定方式最安全者。 ※ 本表所稱之口腔製劑，包含非藥用牙膏、漱口水類及美白牙齒類等化粧品。 * 단서조항 : ※ 未列於本表中之防腐劑成分，倘歐、美、日三國家地區政府已公告准用且有其限量管制規定者，我國亦依其限用標準准予使用。 倘前述三國家地區政府管理有差異時，則採其中限量規定方式最安全者。 ※ 本表所稱之口腔製劑，包含非藥用牙膏、漱口水類及美白牙齒類等化粧品。 ※ 본 표에 열거되지 않은 방부제 성분은 유럽, 미국,... |
| BR Brazil | Restricted | MFDS summary (Korean): * Restrictions 【Maximum concentration permitted at final product】 : 0.6% (expressed as acid) * 제한 【완제품에서 허용된 최대 농도】 : 0.6%(산으로서) * Restrictions 【Other limitations and requirements】 : Banned in sprayable systems (such as aerosols and sprays) * 제한 【기타 제한 및 요구조건】 : 스프레이 유형의 제품에 사용금지 (에어로졸 및 스프레이) |
| AR Argentina | Restricted | MFDS summary (Korean): * Restrictions 【Maximum concentration permitted at final product】 : 0.6% (expressed as acid) * 제한 【완제품에서 허용된 최대 농도】 : 0.6%(산으로서) * Restrictions 【Other limitations and requirements】 : Banned in sprayable systems (such as aerosols and sprays) * 제한 【기타 제한 및 요구조건】 : 스프레이 유형의 제품에 사용금지 (에어로졸 및 스프레이) |
Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 16, 2026
DEHYDROACETIC ACID 데하이드로아세틱애씨드
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 0.6% (as acid). 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: preservative.
Korea's MFDS standard Korean name is 데하이드로아세틱애씨드.
24+ products we checked list it, for example Amos Professional AMOS The Green Tea Shampoo Moisturizing 500 g, Amos Professional AMOS The Green Tea Shampoo Refresh 500 g, Amos Professional AMOS True Repair Shampoo 500 g.