Another dietary and potent sulfur antagonist is Copper, which is found in a variety of commonly consumed addictive foods and beverages such as coffee, cola, chocolate and cocoa products, as well as wheat germ, shellfish, soybeans, nuts, liver, and many other sources. A high copper low sulfur status not only provides a biochemical platform that encourages the development of Alzheimer's disease, but also promotes some forms of arthritis and vascular degeneration... 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...