Trending Now - Study Reveals Fish Oil Might Hinder Brain Repair Processes

WHO:

Inc - Onder Albayram, lead study author and associate professor at the Medical University of South Carolina.

Gizmodo - Researchers studying the effects of eicosapentaenoic acid (EPA) on brain injuries.

WHAT:

Inc - A study found that eicosapentaenoic acid (EPA), a major omega-3 fatty acid found in fish oil, could interfere with the brain’s natural repair process.

Gizmodo - Mice with traumatic brain injuries took longer to heal when given EPA.

Gizmodo - The study indicated that EPA might impair the repair and remodeling of blood vessels in the brain after injury.

Gizmodo - The researchers found that EPA was linked to increased vulnerability to cognitive decline and the build-up of abnormal tau protein.

WHERE:

Gizmodo - The study was conducted at the Medical University of South Carolina.

WHEN:

Gizmodo - The study was published late last month in the journal Cell Reports.

WHY:

Inc - The research challenges the assumption of uniform omega-3 neuroprotection after brain injury.

Gizmodo - The researchers noted limited research on the long-term effects of omega-3s following brain injury.

HOW:

Gizmodo - The study involved mice that were given repetitive traumatic brain injuries and were then placed on diets high in EPA and docosahexaenoic acid (DHA).

Gizmodo - The researchers studied brain cells taken from individuals who died with chronic traumatic encephalopathy (CTE) to assess the effects of EPA.

(UPDATED April 27, 2026 23:18 UTC)

A new study from the Medical University of South Carolina has found that eicosapentaenoic acid, or EPA, a major omega-3 fatty acid found in fish oil, may actually interfere with the brain's natural repair process after traumatic injuries. Researchers discovered that mice with brain injuries took longer to heal when given EPA, which was linked to increased vulnerability to cognitive decline and the build-up of abnormal tau protein. This research challenges the common belief that omega-3s provide uniform neuroprotection following brain injuries, highlighting the need for more studies on their long-term effects.