INS 520
salts and related compoundsAlmunium sulphate
Halal
Is INS 520 (Almunium sulphate) 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 520 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 520 on packaging from:
In the EU and UK, the same additive appears as E520. The ingredient, halal status, and sourcing considerations are identical — only the labelling system differs.
EU / UK equivalent: E520
INS 520 and E520 refer to the same food additive — Almunium sulphate. If you are checking a product purchased in the UK or Europe, look for E520 on the label instead.
See full E520 halal guide →About INS 520
Chemical
Sources / Derived From
- mineral (aluminium + sulphuric acid)
Foods that commonly contain INS 520
Frequently Asked Questions
Is INS 520 (Almunium sulphate) halal?
INS 520 (Almunium sulphate) is classified as Halal. Generally accepted as halal. Typically derived from plant or synthetic sources with no prohibited ingredients.
What is INS 520 used for?
INS 520 is used as a firming agent in food products.
What is the difference between INS 520 and E520?
INS 520 and E520 are the same additive — Almunium sulphate. INS numbers are used on food labels in Australia, New Zealand, Malaysia, Singapore, Indonesia, India, and GCC countries. The E-number system (E520) is used in EU and UK markets. The halal status is identical regardless of which label system is used.
What foods contain INS 520?
INS 520 (Almunium sulphate) is commonly found in: pickles (keeps them crisp), baking powder.
What is INS 520 made from?
INS 520 can be derived from: mineral (aluminium + sulphuric acid).
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