INS 501
salts and related compoundsPotassium Carbonate/Potassium Hydrogen Carbonate
Halal
Is INS 501 (Potassium Carbonate) halal?
Generally accepted as halal. Typically derived from plant or synthetic sources with no prohibited ingredients.
What to do
Safe to buy. This additive is permissible under Islamic dietary law.
Where is INS 501 used?
INS (International Numbering System) codes are maintained by the Codex Alimentarius Commission and used on food labels in many countries outside the EU. You will commonly see INS 501 on packaging from:
In the EU and UK, the same additive appears as E501. The ingredient, halal status, and sourcing considerations are identical — only the labelling system differs.
EU / UK equivalent: E501
INS 501 and E501 refer to the same food additive — Potassium Carbonate/Potassium Hydrogen Carbonate. If you are checking a product purchased in the UK or Europe, look for E501 on the label instead.
See full E501 halal guide →About INS 501
Miscellaneous - acids and salts: carbonates
Sources / Derived From
- mineral
- synthetic
Foods that commonly contain INS 501
Frequently Asked Questions
Is INS 501 (Potassium Carbonate/Potassium Hydrogen Carbonate) halal?
INS 501 (Potassium Carbonate/Potassium Hydrogen Carbonate) is classified as Halal. Generally accepted as halal. Typically derived from plant or synthetic sources with no prohibited ingredients.
What is INS 501 used for?
INS 501 is used as a raising agent and acidity regulator in food products.
What is the difference between INS 501 and E501?
INS 501 and E501 are the same additive — Potassium Carbonate/Potassium Hydrogen Carbonate. INS numbers are used on food labels in Australia, New Zealand, Malaysia, Singapore, Indonesia, India, and GCC countries. The E-number system (E501) is used in EU and UK markets. The halal status is identical regardless of which label system is used.
What foods contain INS 501?
INS 501 (Potassium Carbonate/Potassium Hydrogen Carbonate) is commonly found in: German rye bread, some Asian noodles, cocoa processing, confectionery, instant noodles.
What is INS 501 made from?
INS 501 can be derived from: mineral, synthetic.
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