Founded in 1994 in Vancouver, Canada, the International Society for Orthomolecular Medicine (ISOM) operates as a registered charitable organization. ISOM had developed and delivered numerous continuing education programs accredited by the College of Family Physicians of Canada; College of Naturopathic Physicians of British Columbia; Ontario College of Pharmacists; and the College of Naturopaths of Ontario.

Conferences and Events Held in Canada

Annual International Orthomolecular Medicine Today Conference (1971–2017, 2019)

Healing the New Childhood Epidemics: Autism, ADHD, Asthma, and Allergies (2009)

Integrative Medicine for the Treatment of Depression and Bipolar Disorder (2010)

Integrative Medicine for Anxiety, Mood and Eating Disorders (2010)

Integrative Therapies in the Treatment of Depression and Mood Disorders: Folic Acid and Inositol (2010)

Eating Disorders: An Integrative Medical Approach (2010)

Nutritional Supplements and Childhood Health: Impact of Vitamin D, Omega 3 Fatty Acids (2010)

Highlights of the Orthomolecular Medicine Today Conference (2010–2017)

Integrative Medicine for the Treatment of Depression (2011, 2012, 2014)

Dietary Fats in the Treatment and Prevention of Mental Illness (2012)

Dysbiosis in Psychiatric Disorders: A Clinical Perspective (2012)

Integrative Medicine for Children’s Mental Health (2014–2016)

Nutrition for Docs Part 1 (2011–2016)

Nutrition for Docs Part 2 (2011–2015)

Intravenous Vitamin C Academy (2017)

Nutrition in Primary Care: Evidence and Controversies (2017–2019)

Nutritional and Environmental Influences on Neurodevelopment (2019, 2020)

Clinically Relevant Drug-Induced Nutrient Depletion (2024–2025)

Polypharmacy Reduction: The Use of Nutrients (2025)