April 30, 2024

Do Omega-3 Fish Oil Supplements Help Prevent Depression? Here’s What the Latest Clinical Trial Results Say

It requires numerous thousands of people to perform this type of research study of preventing anxiety in grownups– something we call universal prevention– and the participants were taking randomized study pills for in between 5 to 7 years on average,” says VITAL-DEP lead detective and lead author Olivia I. Okereke, MD, MS, director of geriatric psychiatry at MGH and an associate teacher of psychiatry at Harvard Medical School. Okereke and her colleagues observed no net benefit of omega-3 supplements for avoiding anxiety or improving mood over the course of the research study. “However, our findings show there is no reason for adults without anxiety in the basic population to take fish oil supplements entirely for the function of avoiding depression or for maintaining a positive mood.”

Professionals have advised omega-3 supplements for decreasing the reoccurrence of anxiety in some high-risk clients, but there are no standards related to the usage of these supplements for preventing anxiety in the general population. Studies on this subject have generated blended outcomes.
To offer clarity, the Vitamin D and Omega-3 Trial-Depression Endpoint Prevention (VITAL-DEP) was designed to test the potential of day-to-day vitamin D and/or omega-3 supplements for avoiding depression. A total of 18,353 grownups aged 50 years or older without anxiety at the start of the trial were randomized to get vitamin D and/or omega-3 supplements or matching placebos for a median of 5.3 years.
” This research study is a considerable action. It needs numerous thousands of individuals to perform this kind of study of avoiding anxiety in adults– something we call universal prevention– and the individuals were taking randomized study pills for in between 5 to 7 years on average,” says VITAL-DEP lead private investigator and lead author Olivia I. Okereke, MD, MS, director of geriatric psychiatry at MGH and an associate professor of psychiatry at Harvard Medical School. “So, it is rare to see a long-term randomized trial of this kind.”
Okereke and her coworkers observed no net advantage of omega-3 supplements for preventing anxiety or increasing state of mind over the course of the research study. Equal attention was provided to risk of establishing a depression at any point and to total state of mind scores for the duration of follow-up. While a little increase in danger of an anxiety was inside the analytical margin of significance, Okereke states “there was no hazardous or beneficial impact of omega-3 on general course of state of mind during the approximately 5 to 7 years of follow-up.”
” There are still health factors for some individuals, under the guidance of their healthcare service providers, to take omega-3 fish oil supplements. These supplements significantly have been discovered to have benefits for cardiac illness avoidance and treatment of inflammatory conditions, in addition to being used for management of existing depressive disorders in some high-risk patients,” states senior author JoAnn E. Manson, MD, DrPH, chief of the Division of Preventive Medicine at BWH, a teacher of medicine at Harvard Medical School, and director of the moms and dad VITAL trial. “However, our findings suggest there is no factor for adults without anxiety in the general population to take fish oil supplements exclusively for the purpose of preventing depression or for keeping a favorable state of mind.”
Reference: “Effect of Long-term Supplementation With Marine Omega-3 Fatty Acids vs Placebo on Risk of Depression or Clinically Relevant Depressive Symptoms and on Change in Mood ScoresA Randomized Clinical Trial” by Olivia I. Okereke, MD, SM; Chirag M. Vyas, MBBS, MPH; David Mischoulon, MD, PhD; Grace Chang, MD, MPH; Nancy R. Cook, ScD; Alison Weinberg, MA; Vadim Bubes, PhD; Trisha Copeland, MS, RD; Georgina Friedenberg, MPH; I-Min Lee, MBBS, ScD; Julie E. Buring, ScD; Charles F. Reynolds III, MD and JoAnn E. Manson, MD, DrPH, 21 December 2021, JAMA.DOI: 10.1001/ jama.2021.21187.
Other authors include Chirag M. Vyas, MBBS, MPH, David Mischoulon, MD, PhD, Grace Chang, MD, MPH, Nancy R. Cook, ScD, Alison Weinberg, MA, Vadim Bubes, PhD, Trisha Copeland, MS, RD, Georgina Friedenberg, MPH, I-Min Lee, MBBS, ScD, Julie E. Buring, ScD, and Charles F. Reynolds III, MD
. The study was supported by the National Institute of Mental Health.

New research study findings help clarify mixed outcomes from previous studies.
Arise from the biggest medical trial of its kind do not support the usage of fish oil supplements– a source of omega-3 fat– to assist prevent depression. The findings are published in JAMA by a group led by detectives at Massachusetts General Hospital (MGH) and Brigham and Womens Hospital (BWH).