E528
Magnesium Hydroxide
Halal
Usage: Alkali
Commercially prepared from magnesite ores
Is Magnesium Hydroxide (E528) Halal?
Yes — E528 (Magnesium Hydroxide) is listed as halal by MUIS.
Why is E528 halal?
MUIS lists E528 (Magnesium Hydroxide) as halal. It is a mineral (inorganic) substance and no animal material is involved in producing it. The status applies to the additive itself; the finished product still needs its other ingredients checked.
About Magnesium Hydroxide
Magnesium hydroxide (milk of magnesia) is an alkali used as an acidity regulator and colour stabiliser. It is more familiar as an antacid and laxative.
Commonly Found In
- limited food applications
- antacids
- supplements
Source & Origin
MineralAlkaliVeganVegetarian
How to check on the label
- E528 on its own is not a reason to avoid a product.
- The finished product still needs its other ingredients checked — look for a halal certification logo (MUIS, JAKIM, MUI, HMC or similar) when in doubt.
- Halal status here follows the MUIS food additive listing; rulings can differ between certification bodies.
Frequently asked questions
Is Magnesium Hydroxide (E528) halal or haram?
E528 (Magnesium Hydroxide) is halal for Muslims according to the MUIS food additive listing. Magnesium hydroxide (milk of magnesia) is an alkali used as an acidity regulator and colour stabiliser.
What is E528?
Magnesium hydroxide (milk of magnesia) is an alkali used as an acidity regulator and colour stabiliser. It is more familiar as an antacid and laxative.
Where is E528 commonly found?
E528 is commonly found in limited food applications, antacids, and supplements.
Related acidity regulators
Halal status source: MUIS Food Additive Listing ·
Information on this page is for general reference only. Halal-status data is sourced from MUIS. For current regulatory status, allergen warnings, or dietary advice, please consult your local food safety authority or a qualified professional.