The effects of Omega-3/6 fatty acids and vitamin D on children with attention deficit hyperactivity disorder (ADHD): A mini review

Attention-Deficit Hyperactivity Disorder (ADHD) is a neuro-developmental syndrome very common among children. The main cause of this disorder is unknown and it seems that a combination of genetic, biological, environmental, psychosocial, neurochemical and nutritional factors are involved. One of the ethiological factors for ADHD is reported to be diet, and lower levels of long-chain omega-3 fatty acids are reported in children with ADHD. . In order to achieve studies on the relationship between omega-3 fatty acids and vitamin D, A review was conducted in diffrrent databases including Google scholar, Science Direct, SID, Pubmed and MagIran and key words were used including Omega 3/6 fatty acid, PUFA, ADHD, Vitamin D, Nutrient . 52 articles were reviewed and finally 30 articles were selected.After searching the keywords in different databases including Google scholar, Elsevier, SID, and MagIran, 50 studies were reviewed on the efficacy of Omega-3/6 fatty acids and vitamin D on children with ADHD and it was concluded that omega-3/6 fatty acids and vitamin D supplements have potential efficacy in decreasing the ADHD symptoms among children, but further studies are needed to find the underlying mechanisms of such treatments and to determine the optimal concentrations of these treatments, if it is better to be used as a single treatment or in combination with other medication.