What is E572?
E572 is Magnesium stearate, an anti-caking agent. Common in tablets and supplements. Depends on the stearic acid source.
Also written as: INS 572, E-572, E 572. INS is the international numbering system used outside Europe, including on labels in Asia, Australia and the Middle East.
What to do
Look for a halal logo, a "vegan" label, or a stated plant source on the pack. If none of these are present, you can contact the manufacturer and ask for the source.
Frequently asked questions
Is E572 halal?
E572 (Magnesium stearate) is doubtful (mushbooh). Common in tablets and supplements. Depends on the stearic acid source.
What is E572 made from?
Stearic acid (plant or animal) and magnesium.
What is E572 used for?
E572 is used as an anti-caking agent, typically in salt, powdered drinks, spices, supplements and tablets.
What should I do if a product contains E572?
Look for a halal logo, a "vegan" label, or a stated plant source on the pack. If none of these are present, you can contact the manufacturer and ask for the source.
Related E-numbers
Last reviewed 2026-10-06. How we decide · Suggest a correction