This book examines the chemical and genetic markers of autism. These markers affect 3/4 of those with autism and include sulfur compounds in urine, dysfunctional vitamin B6 metabolism and mutations to the MOCOS gene. The steady rise of sulfite preservatives in food and drugs is explored along with a decline in available sulfate. The book postulates that these oxides of sulfur are the triggers that cause autism for those with defects in the MOCOS gene...