Korean: 테트라소듐에티드로네이트 · Functions: chelating, emulsion stabilising, viscosity controlling
Restricted MFDS restricted ingredients
Conditions (official MFDS text, Korean):
* 배합한도 : ∙ 두발용 제품류 및 두발염색용 제품류에 산으로서 1.5%
∙ 인체 세정용 제품류에 산으로서 0.2%
∙ 기타 제품에는 사용금지
Source: MFDS — cosmetic ingredient use restrictions · checked Oct 17, 2026
Restricted Annex III/53
Maximum: (a) 1.5% (as etidronic acid) (b) 0.2% (as etidronic acid)
Conditions: Product type: (a) Hair product (b) Soap
Source: EU CosIng — Annex III · checked Oct 17, 2026
No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.
How Tetrasodium Etidronate 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): * 【제한】 적용 및 사용범위 : (a)두발제품 (b)세수비누 * 【화장품 중 최대사용농도】 배합한도 (일반) : (a) 총량 1.5%(에티드로산으로 계산) (b) 총량 0.2%(에티드로산으로 계산) |
| AS ASEAN (10 countries) | Restricted | MFDS summary (Korean): * 【Restrictions】 Field of application and/or use : (a) Hair-care (b) Soap * 제한 【사용 범위】 : (a) 헤어 케어 제품 (b)비누 * 【Restrictions】 Maximum authorised concentration in the finished cosmetic product : (a) 1.5% expressed as etidronic acid (b) 0.2% expressed as etidronic acid * 제한 【완제품에서 허용된 최대 농도】 :... |
| BR Brazil | Restricted | MFDS summary (Korean): * Restrictions 【Field of application and/or use】 : (a) Products for hair care (b) Soaps * 제한 【사용 범위】 : (a) 헤어 케어 제품 (b) 비누 * Restrictions 【Maximum concentration permitted at final product】 : a.- 1.5% (calculated as Etidronic Acid) b.- 0.2% (calculated as Etidronic Acid) * 제한 【완제품에서 허용된 최대... |
| AR Argentina | Restricted | MFDS summary (Korean): * Restrictions 【Field of application and/or use】 : (a) Products for hair care (b) Soaps * 제한 【사용 범위】 : (a) 헤어 케어 제품 (b) 비누 * Restrictions 【Maximum concentration permitted at final product】 : a.- 1.5% (calculated as Etidronic Acid) b.- 0.2% (calculated as Etidronic Acid) * 제한 【완제품에서 허용된 최대... |
Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 17, 2026
TETRASODIUM ETIDRONATE 테트라소듐에티드로네이트
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 “Restricted” (EU CosIng — Annex III). The maximum allowed is (a) 1.5% · (b) 0.2%. A restricted ingredient is allowed 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: chelating, emulsion stabilising, viscosity controlling.
Korea's MFDS standard Korean name is 테트라소듐에티드로네이트.
1 products we checked list it, for example Tonymoly Plum Bum Gentle Daily Exfoliating Body Bar.