Not yet rated
Safety assessments compiled from FDA, EFSA, FSA, and 7 other regulatory agencies. This information is for educational purposes — consult a healthcare professional for dietary advice.
Potassium Hydroxide (food grade)
Last reviewed: April 2026 · Data sourced from WHO JECFA, FDA, EFSA, and 7 other regulatory agencies
At a Glance
Quick Answer
Potassium Hydroxide (food grade) (E525a) is rated "Not Yet Rated" according to current evidence. It is approved in the EU and approved in the US. This additive is currently approved in all four major markets (US, EU, UK, Japan).
On This Page
What is Potassium Hydroxide (food grade)?
Used in Dutch-process cocoa, soft drinks pH
Potassium Hydroxide (food grade) is classified as a Acidity Regulator additive. It is currently approved in all major regulatory markets.
Regulatory Status by Country
🇺🇸 United StatesUS
Check FDA database🇪🇺 European UnionEU
ApprovedUsed in Dutch-process cocoa, soft drinks pH
🇬🇧 United KingdomUK
Same as EU pre-BrexitUK retained EU food additive regulations post-Brexit with some modifications
🇯🇵 Japan
Check MHLW database🇨🇦 CanadaCA
Check Health CanadaVerify with Health Canada's permitted food additives list.
🇦🇺 Australia/NZAU/NZ
ApprovedGenerally aligned with EU standards. Regulated by FSANZ.
🇮🇳 India
Check FSSAIVerify with Food Safety and Standards Authority of India.
🇰🇷 South KoreaKR
Check MFDSVerify with South Korea's Ministry of Food and Drug Safety.
🇧🇷 Brazil
Check ANVISAVerify with Brazil's ANVISA.
🇨🇳 China
Check GB 2760Verify with China's GB 2760 National Food Safety Standard.
Note: Canada, Australia/NZ, India, South Korea, Brazil, and China statuses are inferred from international regulatory patterns. Always verify with the relevant national authority.
Expert Analysis
Potassium Hydroxide (food grade) is classified as a acidity regulator in the food additive regulatory framework. This additive is approved across multiple major regulatory markets worldwide, suggesting broad scientific consensus on its safety profile. As with all food additives, moderation is key. Consult healthcare professionals for personalized dietary advice.
Is Potassium Hydroxide (food grade) safe?
Potassium Hydroxide (food grade) has a safety rating of "Not Yet Rated". Not yet rated
Is Potassium Hydroxide (food grade) vegan?
Potassium Hydroxide (food grade) is generally considered vegan-friendly, though sourcing may vary.
Is Potassium Hydroxide (food grade) banned in Europe?
No, Potassium Hydroxide (food grade) is Approved in the EU.
What is Potassium Hydroxide (food grade) made from?
Used in Dutch-process cocoa, soft drinks pH
Weekly Ingredient Alert
Get weekly updates on food additive news, regulatory changes, and safety alerts.
Recommended Reading
Frequently Asked Questions
Is Potassium Hydroxide (food grade) safe?
Is Potassium Hydroxide (food grade) banned in any country?
What is Potassium Hydroxide (food grade) used for?
Sources & References
Regulatory data for Potassium Hydroxide (food grade) is sourced from the following agencies:
- FDA: Substances Added to Food (formerly EAFUS)
- EFSA: Food Additives Database
- FSA: Approved Additives and E Numbers
- MHLW: Standards for Use of Food Additives
- Health Canada: Lists of Permitted Food Additives
- FSANZ: Food Additives
- FSSAI: Food Safety and Standards
- MFDS: Food Additives Standards
- ANVISA: Food Additives Legislation
- GB 2760: National Food Safety Standard
- WHO JECFA: International Safety Evaluations
- CSPI: Chemical Cuisine — Food Additive Safety Ratings
Often Found Together
Other additives with the same safety rating from different categories
Related Searches
People also ask:
Want Additive-Free Food?
Explore organic food delivery services that prioritize clean ingredients.
Explore Clean Food Options →