E-code guide
E421Mannitol
HalalSweetener
E421

Mannitol

Sweetener

SANHA, JAKIM Handbook 2010, and MUIS all classify this as halal.
Based on 3 cited authorities. Confidence: medium.

What authorities say

3 authorities on record
3say Halal

Why this verdict

E421 is mannitol, a sugar alcohol used as a sweetener and anti-caking agent in sugar-free confectionery and dusting powders. SANHA, JAKIM Handbook 2010, and MUIS all classify E421 as halal. MUIS notes it is prepared from seaweed or manna, and may also be made by the hydrogenation of invert sugar, monosaccharides, and sucrose. E421 is halal.

Common questions

Is E421 halal?

Mannitol (E421) is classified halal. SANHA, JAKIM Handbook 2010, and MUIS classify it as halal.

What is E421 made from?

Mannitol (E421) is derived from plant sources.

Last reviewed by the HalalHQ research team in June 2026.