INS 525
salts and related compoundsPotassium Hydroxide
Halal
Is INS 525 (Potassium Hydroxide) 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 525 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 525 on packaging from:
In the EU and UK, the same additive appears as E525. The ingredient, halal status, and sourcing considerations are identical — only the labelling system differs.
EU / UK equivalent: E525
INS 525 and E525 refer to the same food additive — Potassium Hydroxide. If you are checking a product purchased in the UK or Europe, look for E525 on the label instead.
See full E525 halal guide →About INS 525
Miscellaneous - alkalis
Sources / Derived From
- synthetic
Foods that commonly contain INS 525
Frequently Asked Questions
Is INS 525 (Potassium Hydroxide) halal?
INS 525 (Potassium Hydroxide) is classified as Halal. Generally accepted as halal. Typically derived from plant or synthetic sources with no prohibited ingredients.
What is INS 525 used for?
INS 525 is used as a acidity regulator in food products.
What is the difference between INS 525 and E525?
INS 525 and E525 are the same additive — Potassium Hydroxide. INS numbers are used on food labels in Australia, New Zealand, Malaysia, Singapore, Indonesia, India, and GCC countries. The E-number system (E525) is used in EU and UK markets. The halal status is identical regardless of which label system is used.
What foods contain INS 525?
INS 525 (Potassium Hydroxide) is commonly found in: soft drinks, cocoa processing, some baked goods.
What is INS 525 made from?
INS 525 can be derived from: synthetic.
Stay informed
Get halal alerts for new additives
We update the database regularly. Subscribe to stay informed.