Popular red food coloring triggers gut inflammation in mice

A commonly used red food coloring has been found to promote gut inflammation in mice, according to new research from scientists at McMaster University. The study suggests chronic consumption of the food dye may increase susceptibility to inflammatory bowel diseases such as Crohn's and colitis.

Kwon 2022: Chronic Exposure to Synthetic Food Colorant Allura Red AC Promotes Susceptibility to Experimental Colitis via Intestinal Serotonin in Mice

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The synthetic food dye, Red 40, causes DNA damage, causes colonic inflammation, and impacts the microbiome in mice - ScienceDirect

Hidden Nasties In Our Food, Page 36

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Two Common Food Dyes Could Be Linked to Inflammatory Bowel Disease Symptoms

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Food Dye Red 40 Linked to Bowel Diseases, New Study Finds

Food Dye Red 40 Linked to Bowel Diseases, New Study Finds

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ALLURA RED AC

Structure of the food dye Allura Red, E129.

Allura Red AC molecule of C18H14N2Na2O8S2 3D Conformer render

FD&C Red No 40, Allura Red FDA Certified Red Food Color Dye

Popular Food Dye Called Allura Red AC Could Trigger Inflammatory Bowel Disease and Affects ADHD: Study