I've always heard that it's more likely certain additives, preservatives, and food colorings are what cause hyper activity and that a lot of sugary things conta

I've always heard that it's more likely certain additives, preservatives, and food colorings are what cause hyper activity and that a lot of sugary things contain these and could be responsible in part. There is a lot of absolutely insane "foods" out there that if possible it's probably best to not give children. Hyper activity is the least of my concerns, personally.