Copper shares many attributes with calcium, whereby both can become bio-unavailable at high levels and result in symptoms of deficiency! Some practitioners, being unaware of the underlying copper excess, and lacking the resources to test intracellular levels of copper, get temporary results by having a patient supplement more copper. Despite the initial improvement, this can have disastrous long-term effects on a patient's physical and mental health... Full Text

Manganese may help with some symptoms of Parkinson's disease such as muscle rigidity and twitching...
Research shows that phytosterols such as beta-sitosterol may help normalize the function of natural killer cells and T-helper lymphocytes...
Iron deficiency may be suspect with some forms of ADHD. 84% of children with ADHD were found to have abnormally low levels of ferritin...
A high intake of B Vitamins can trigger heart palpitations, HBP, major complications in patients with congestive heart disease...