... medical condition, such as ADHD. But such conditions may be the result of a deficiency in vitamin B6. - Vitamin B12: Nervous system function is largely governed by proper levels of vitamin B12. Children who do not receive enough vitamin B12 may ...
http://www.chilliwacktimes.com/health/Kids+vitamin+deficiency+signs/8248122/story.html
http://www.chilliwacktimes.com/health/Kids+vitamin+deficiency+signs/8248122/story.html
