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Potassium Aluminium Sulfate (Potash Alum)

황산알루미늄칼륨 (칼륨명반) E522 CAS 7784-24-9 Acidity Regulator & Leavener
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EATLABEL VERDICT
High Risk
Regulatory scrutiny or health hazard identified
-20 pts
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Overview & Primary Purpose

Alum salt used for crisping noodles and pickles; poses severe concerns regarding heavy metal bioaccumulation and neurotoxicity.

Official Category: Acidity Regulator & Leavener (산도조절제·팽창제)
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3-Nation (KR · US · EU) Regulatory Status

🇰🇷 South Korea (MFDS)
사용량 감축 권고

Strict residual aluminium limits in glass noodles

🇺🇸 United States (FDA)
Restricted

Restricted pickling and crisping agent

🇪🇺 European Union (EFSA)
Restricted

Severely restricted due to aluminium neurotoxicity

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Commonly Found Foods

Glass noodlestempura flourcommercial picklesdouble-action baking powder
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Safer Clean-Label Alternatives

✓ Aluminium-free baking powder✓ Calcium lactate

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