Inclusion Criteria:

• Eligible for this trial are patients who meet all of the following criteria:

  1. The patient has provided signed informed consent.
  2. Outpatients aged 18-65 (extremes included).
  3. Patients with a primary diagnosis of Social Phobia according to DSM IV (300.23) criteria (diagnosis to be made using the Mini International Neuropsychiatric Interview (MINI)).
  4. On the basis of a physical examination, medical history and basic laboratory screening, the patient is, in the investigators opinion, in a suitable condition.

  5. Willing and able to attend study appointments in the correct time windows.

     Exclusion Criteria:

• Patients meeting one or more of the following criteria cannot be selected for inclusion:

  1. Any other axis I diagnosis that was a primary disorder in the previous six months.
  2. Continuation or commencement of formal psychotherapy.
  3. Alcohol or drug abuse as defined in the DSM IV within the last six months.
  4. Mania or hypomania as defined in the DSM IV.
  5. Current use of or commencement of antidepressant and anxiolytic medications.
  6. Patients who have been on an antidepressant or other anxiolytic prior to the study, will have discontinued it more than two weeks prior to entry into the study. Those who have been on fluoxetine, will have been off of it for at least 5 weeks
  7. Patients who have been on an herbal or alternative treatment judged to be potentially anxiolytic or with psychobiological activity, will have terminated usage of the agent more than two weeks prior to entering the study..
  8. Any psychotic disorder.
  9. Eating disorders as defined in the DSM IV.
  10. Mental retardation or other cognitive disorder.
  11. Clinical interpretation of apparent suicide risk.
  12. Previous treatment efforts using 4000mg or more of fish oil daily.
  13. Current use of or commencement of essential fatty acid supplementation.
  14. Significant alterations from Standard North American Diet ie any special diets either restrictive of or inclusive of typical carbohydrate, protein and fat intake.
  15. Known sensitivity to fish oil or fish products.
  16. Any disorder of clotting or current use of warfarin.
  17. Laboratory values at screening or in medical history that may be considered through clinical interpretation to be significant.
  18. Diseases which could, through clinical interpretation, interfere with the assessments of safety, tolerability and efficacy.
  19. Serious illness: Liver or renal insufficiency, cardiac, vascular, pulmonary, gastrointestinal, endocrine, neurological, infectious, neoplastic or metabolic disturbance.
  20. The patient is, in the opinion of the investigator, unlikely to be able to comply with the clinical trial protocol, or is unsuitable for any other reasons.
  21. Pregnant and breastfeeding females
  22. Females of childbearing years who do not use contraception.