Potassium Hydrogen Carbonate (E501II): What It Is and Is It Safe?
Potassium bicarbonate (KHCO₃). A sodium-free alternative to baking soda widely used in low-sodium baked goods. Releases carbon dioxide when heated or combined with acid to leaven dough. Also used as a mild antacid. Considered safe by EFSA and FDA. As with E501I, potassium content is relevant for individuals with kidney disease on potassium-restricted diets.
- Category
- Raising Agent / Acidity Regulator
- Typically used in
- Low-sodium bread and baked goods, wine production (acidity adjustment), effervescent products
- Regulatory status
- Approved EU/USA/UK. Sodium-free leavener. Caution: potassium content relevant for kidney patients.
- Also listed as
- Potassium Bicarbonate
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