There is a striking correlation between violence and nutrient in the diet. A clinical trial at the U.S. government's National Institutes for Health and earlier studies involving people with violent records found that those given supplements have been able for the first time to control their anger and aggression…

The causes of increase in violent crime in the last decades may well be decaying pathways of the brain deadened by the lack of nutrition in the stomach. The story in the Guardian also recalls an earlier study of prisoners from 2002 striking in its results. Yet, surprisingly the discovery caused little stir in the media and no perceivable action from government.

This 2002 WS story, "The Appleton Revolution" documents the profound benefits witnessed by problem teens when their diet is completely changed and enhanced. It also mentions the 2002 study documenting the effects of multi-vitamins on prisoners. (Guardian)