INS 491
thickeners, gelling agents, phosphates, humectants, emulsifiersSorbitan Monostearate
Mushbooh (Questionable)
Is INS 491 (Sorbitan Monostearate) halal?
Source-dependent. May be derived from halal (plant/synthetic) or haram (animal) sources. Verify with the manufacturer or look for halal certification.
What to do
Don't assume. Ask the brand for halal certification or source information.
Where is INS 491 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 491 on packaging from:
In the EU and UK, the same additive appears as E491. The ingredient, halal status, and sourcing considerations are identical — only the labelling system differs.
EU / UK equivalent: E491
INS 491 and E491 refer to the same food additive — Sorbitan Monostearate. If you are checking a product purchased in the UK or Europe, look for E491 on the label instead.
See full E491 halal guide →About INS 491
Emulsifiers and stabilizers - salts or esters of fatty acids. Suitable for vegetarian label indicates that only vegetable fat is used as a source.. Halal if it is 100% from plant fat. Haram if it is from pork fat
⚠️ Verification Required
The halal status of INS 491 depends on its source. Always check for halal certification on the product packaging or contact the manufacturer directly.
Sources / Derived From
- sorbitol + stearic acid (plant or animal fat)
Foods that commonly contain INS 491
Frequently Asked Questions
Is INS 491 (Sorbitan Monostearate) halal?
INS 491 (Sorbitan Monostearate) is classified as Mushbooh (Questionable). Source-dependent. May be derived from halal (plant/synthetic) or haram (animal) sources. Verify with the manufacturer or look for halal certification.
What is INS 491 used for?
INS 491 is used as a emulsifier - oil-in-water emulsifier in food products.
What is the difference between INS 491 and E491?
INS 491 and E491 are the same additive — Sorbitan Monostearate. INS numbers are used on food labels in Australia, New Zealand, Malaysia, Singapore, Indonesia, India, and GCC countries. The E-number system (E491) is used in EU and UK markets. The halal status is identical regardless of which label system is used.
What foods contain INS 491?
INS 491 (Sorbitan Monostearate) is commonly found in: cake mixes, confectionery coatings, coffee whiteners.
What is INS 491 made from?
INS 491 can be derived from: sorbitol + stearic acid (plant or animal fat).
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