Food allergies may be the underlying, and undetected, cause for a child’s behavior problems. See for yourself the dramatic effect a food allergen can have in the video above.
Using psychostimulant drugs (Ritalin, Concerta, Metadate, Vyvanse, Provigil, etc.) to deal with allergy related behavioral issues not only leaves the underlying cause untreated, but also exposes your child to the potentially serious side effects of these drugs.
Recommended Reading
No More ADHD, by Dr. Mary Ann Block, provides a practical non-drug approach to attention and behavioral problems.