by Kelly Dorfman, MS, LND, Co-Founder, Developmental Delay Resources An astounding study found a strong correlation between nutrient status and better performance on difficult visuo-spatial and abstraction tests. (American Journal of Clinical Nutrition, 1997:65, 20-29). Present or past intakes of protein, vitamins B-1, B-2, B-6, B-12, E, C, folate, and niacin were all related to intellectual performance in healthy, elderly individuals. If aging adults can improve visual and abstract intellectual functioning simply by eating better and taking supplements, is it not logical that the same would be true for children struggling to develop these skills? Nutrition and Autism, ADHD, SPD and Other Developmental Delays In many ways the deterioration of mental flexibility and sharpness accepted as part of growing older is similar to the processing sluggishness often seen in children with developmental delays. In one situation, the ravages of aging is the culprit; in the other, a total load of stressors causes the brain to process information slowly or inaccurately….