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E297AcidulantLow concern
Fumaric Acid
In plain words
The short version
A dicarboxylic acid with a sharper, longer-lasting tartness than citric acid — common in dry mixes.
Why it's green
It's widely considered safe at the amounts used in food, so we mark it green. The Safety section below has the details.
Safety profile
No ADI specified. Considered safe — a normal intermediate in human metabolism (the Krebs cycle). Generally well tolerated; can cause GI upset at very high doses.
The detail
Educational information only. Not medical or dietary advice.