Some concerns raised; more research may be needed
Aluminium Potassium Sulphate (Alum)
At a Glance
Quick Answer
Aluminium Potassium Sulphate (Alum) (E522) is rated "Use Caution" 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 Aluminium Potassium Sulphate (Alum)?
Used in pickling. Contains aluminium
Regulatory Status by Country
🇺🇸 United StatesUS
Check FDA database🇪🇺 European UnionEU
ApprovedUsed in pickling. Contains aluminium
🇬🇧 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
Aluminium Potassium Sulphate (Alum) is classified as a firming agent in the food additive regulatory framework. While approved for use, some scientific studies have raised questions that warrant ongoing monitoring. 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 Aluminium Potassium Sulphate (Alum) safe?
Aluminium Potassium Sulphate (Alum) has a safety rating of "Use Caution". Some concerns raised; more research may be needed
Is Aluminium Potassium Sulphate (Alum) vegan?
Aluminium Potassium Sulphate (Alum) is generally considered vegan-friendly, though sourcing may vary.
Is Aluminium Potassium Sulphate (Alum) banned in Europe?
No, Aluminium Potassium Sulphate (Alum) is Approved in the EU.
What is Aluminium Potassium Sulphate (Alum) made from?
Used in pickling. Contains aluminium
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Frequently Asked Questions
Is Aluminium Potassium Sulphate (Alum) safe?
Is Aluminium Potassium Sulphate (Alum) banned in any country?
What is Aluminium Potassium Sulphate (Alum) used for?
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