The aim of taking omega-3 fatty acid supplements is to treat any omega-3 fatty acid deficiency and to increase the amount of omega-3 relative to the amount of omega-6. Some people think this will affect the balance of fatty acids in cell membranes, which could affect brain function and mental health.
Omega -3 fatty acid supplements have been used as a treatment for a range of conditions including in the prevention of heart disease and in some inflammatory disorders.
There have been various claims made for essential fatty acids and individuals on the autism spectrum. For example, the following researchers have made the following claims
In addition, there have been a number of anecdotal claims for the benefits of essential fatty acids including Patrick and Salik (2005) who reported significant improvements in language and learning skills.