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Potassium Hydroxide or Sodium Hydroxide

Korean: 포타슘하이드록사이드 또는 소듐하이드록사이드 · CAS 1310-58-3/ 1310-73-2 ·

KR South Korea (MFDS)

Restricted MFDS restricted ingredients

Conditions (official MFDS text, Korean):
* 배합한도 : ∙ 손톱표피 용해 목적일 경우 5%, pH 조정 목적으로 사용되고 최종 제품이 제5조제5항에 pH기준이 정하여 있지 아니한 경우에도 최종 제품의 pH는 11이하 ∙ 제모제에서 pH조정 목적으로 사용되는 경우 최종 제품의 pH는 12.7이하

Source: MFDS — cosmetic ingredient use restrictions · checked Oct 16, 2026

EU European Union (CosIng)

No specific rule on file.

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 Potassium Hydroxide or Sodium Hydroxide is treated in 5 more markets, from the overseas cosmetic regulation database compiled by Korea's MFDS. Always confirm with the regulator of that country before selling there.

MarketStatusConditions
CN ChinaRestricted MFDS summary (Korean): * 【제한】 적용 및 사용범위 : (a)손,발톱 보호용매 (b) 두발퍼머제 1. 일반용 2. 전문용 (c) 탈모제용 pH조절약 (d) 기타용도, pH조절약(목욕용 품에만 한함) * 【화장품 중 최대사용농도】 배합한도 (일반) : (a) 5%(중량으로 계산) (b) 1. 2%(중량으로 계산) 2. 4.5%(중량으로 계산) * 기타 제한조건 및 요구사항 : (c) pH≤12.7 (d) pH≤11 * 라벨에 반드시 표기해야하는 사용조건과 주의사항 : (a) 강한 염기성 함유 : 눈...
AS ASEAN (10 countries)Restricted MFDS summary (Korean): * 【Restrictions】 Field of application and/or use : (a) Nail cuticle solvent (b) Hair straightener 1. General use 2. Professional use (c) pH adjuster – for depilatories (d) Other uses as pH adjuster * 제한 【사용 범위】 : (a) 손톱 큐티클 용제 (b) 헤어 스트레이트너 (c) 제모제에서 pH 조절제 (d) 기타 사용에서 pH 조절제 15d-...
TW TaiwanRestricted MFDS summary (Korean): ※ 染髮、脫色、脫染及燙髮產品之應刊載之注意事項,應依衛生福利部公告刊載之。 ※ 染髮產品之限量標準:係指該成分依產品使用說明書混合後之最高允許使用量。 ※ 化粧品之外包裝或容器,應明顯標示本表所列成分之注意事項。因外包裝或容器表面積過小或其他特殊情形致不能標示者,應於標籤、仿單或以其他方式刊載之。 ※ 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。 ※ 化粧品宣稱效能者,須符合化粧品標示宣傳廣告涉及虛偽誇大或醫療效能認定準則規定。 * 단서조항 : ※ 染髮、脫色、脫染及燙髮產品之應刊載之注意事項,應依衛生福利部公告刊載之。 ※...
BR BrazilRestricted MFDS summary (Korean): * Restrictions 【Field of application and/or use】 : (a) Removers cuticles (b) Hair strengthener: 1. General use 2. Professional use (c) To adjust pH depilatories d) For pH adjustments in other products * 제한 【사용 범위】 : (a) 큐티클 제거제에 (b) 헤어 스트레이트너에 1. 일반 사용에서 2. 전문가용에서 (c) 제모제에 pH 조정제에 (d) 기타...
AR ArgentinaRestricted MFDS summary (Korean): * Restrictions 【Field of application and/or use】 : (a) Removers cuticles (b) Hair strengthener: 1. General use 2. Professional use (c) To adjust pH depilatories d) For pH adjustments in other products * 제한 【사용 범위】 : (a) 큐티클 제거제에 (b) 헤어 스트레이트너에 1. 일반 사용에서 2. 전문가용에서 (c) 제모제에 pH 조정제에 (d) 기타...

Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 16, 2026

Also listed as

Potassium Hydroxide or Sodium Hydroxide 포타슘하이드록사이드 또는 소듐하이드록사이드

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.

Ask KBeauty Verified™
KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
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ChatGPT: 2 Claude: 0 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 0
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