The Sensory Processing Diet: One Mom's Path of Creating Brain, Body and Nutritional Health for Children with SPDAs a mom of a newly diagnosed child with Sensory Processing Disorder (SPD), I relentlessly sought experts in SPD, as well as top nutritionists, biopsychologists, and neurologists. I figured that if I understood the major functions of the brain, and how it's supposed to take in, process and respond to stimulation, I could discover how SPD interferes with these functions. Understanding the whole picture the combination of body, brain and nutritional