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Journal of American Science, 2011; 7 (6): 1211-1218.
This paper from Egypt describes a double-blind controlled study on rats to determine the behavioral effects of long-term exposure to various doses of tartrazine (E102, Yellow 5) provided in the drinking water of the rats. A variety of tests were used to indicate hyperactivity, anxiety, depression, and social interaction. Details are provided in the full text.
QUOTE: “This study provides sufficient scientific evidence that a causal link truly exists between tartrazine and inflection of hyperactivity, anxiety and depression-like behaviours in rats and points to the hazardous impact of tartrazine on public health. ”
In their last sentence, while suggesting further research on food dyes, “in order to recognize their unexpected toxic effects,” they also suggested “prohibited use of harmful colours to ensure public health.”
Amen …
