E-code guide
E297Fumaric Acid
HalalPreservative
E297

Fumaric Acid

Acidity regulator

Also known as Fumaric

MUIS classifies as doubtful; SANHA classifies as halal.
Based on 2 cited authorities. Confidence: medium.

What authorities say

2 authorities on record
1says Doubtful1says Halal

Why this verdict

E297 is fumaric acid, used as an acidity regulator and preservative in baked goods, beverages, and gelatin desserts. SANHA classifies E297 as halal. MUIS marks E297 as syubhah, noting it is prepared by glucose fermentation using fungi such as Rhizopus nigricans. On SANHA’s classification, E297 is halal.

Common questions

Is E297 halal?

Fumaric Acid (E297) is classified halal. MUIS classifies it as doubtful; SANHA classifies it as halal.

What is E297 made from?

Fumaric Acid (E297) is produced synthetically.

Based on 2 cited authorities. Verdict may be revised as more positions are added.
Last reviewed by the HalalHQ research team in June 2026.