E-code guide
E405Propylene Glycol Alginate
HalalThickener
E405

Propylene Glycol Alginate

Thickener/emulsifier

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

E405 is propylene glycol alginate, an ester of alginic acid from seaweed, used as a thickener, emulsifier, and foam stabiliser in salad dressings and beer. SANHA, JAKIM Handbook 2010, and MUIS all classify E405 as halal. MUIS notes it is the propylene glycol ester of alginic acid (E400). E405 is halal.

Common questions

Is E405 halal?

Propylene Glycol Alginate (E405) is classified halal. SANHA, JAKIM Handbook 2010, and MUIS classify it as halal.

What is E405 made from?

Propylene Glycol Alginate (E405) is derived from plant sources.

Last reviewed by the HalalHQ research team in June 2026.