Omega-3s May Help Protect Gut, Liver, and Lung Function After Severe Trauma
This animal study looked at whether omega-3 fatty acids could help reduce the widespread inflammation and organ damage that often follows severe physical trauma, such as combined abdominal injury and bone fracture. Researchers gave rats daily omega-3 supplementation for a week after inducing this type of injury and compared them to untreated injured rats and healthy controls.
The omega-3 group showed notably lower blood markers of liver and muscle damage (ALT, AST, and CK) and less tissue injury in the lungs, liver, and intestines compared to untreated injured animals. The intestinal lining also appeared better preserved, with more mucus-producing cells and stronger barrier proteins.
Gut bacteria diversity was higher in the omega-3-treated animals, suggesting a healthier microbial balance after trauma. At the molecular level, omega-3 treatment was linked to lower activity of inflammatory pathways (TLR4, NLRP3, NF-κB) and increased activity of GPR120 and PPAR-γ, two signaling proteins involved in resolving inflammation.
What this means for you
This early-stage animal research suggests omega-3 fatty acids may help support the gut, liver, and lung during the body’s inflammatory response to severe injury, likely by influencing gut bacteria and specific anti-inflammatory signaling pathways. These findings are from a rat model, not humans, so more research is needed before drawing conclusions about people recovering from trauma.
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Journal of inflammation research · 2026-01-01 · DOI: 10.2147/JIR.S613659
Read the original source ↗This summary is for educational purposes only and is not medical advice. Always talk to your healthcare provider before making changes to your supplement routine.