another claim that someone has identified “the smoking gun” that is causing autism.  If it were only that easy.  Who knows, maybe it is, but I don’t think this is it.

Kate Seamons

  • Chemist claims she reversed daughter's autism

    Natural flavor and citric acid are label no-nos, per Reid. (AP Photo/Toby Talbot)

A Bay Area biochemist thinks she’s found a sort of autism smoking gun: monosodium glutamate, or MSG. It’s a chemical compound almost exclusively connoted with Chinese food, but Katherine Reid points out that it’s found in all but 5% of processed food, largely unbeknownst to us: It appears on the food label only about 1% of the time.