If your child has attention deficit hyperactivity disorder (ADHD), it's not because he or she played too many video games, logged multiple hours of TV viewing, or ate the wrong kinds of foods. In fact, researchers think the cause of ADHD is largely genetic. But it is tempting to look for dietary factors that could be making symptoms worse.
In particular, a possible link between ADHD and certain foods—including food dyes and preservatives—has been suspected since the 1970s. Still, despite decades of research, experts can't agree on whether eliminating dye-containing foods from a child's diet can ease ADHD symptoms like hyperactivity and impulsivity—except in perhaps a few special cases.
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