A growing library of the omega-3 research we're following — summarized and categorized so you can find what matters to you.
Nursing mothers who took DHA supplements for 150 days had higher breast milk DHA levels, and their infants showed better growth and neurodevelopmental scores than infants of non-supplemented mothers.
Modern diets have shifted from an ancestral omega-6 to omega-3 ratio of about 1:1 to as high as 25:1, a change linked to brain and cell membrane composition.
Combining gene-marking, gene-activity, and genetic data suggests omega-3 fatty acids may influence aging-related biology partly through changes in gut bacteria and gene regulation.
Across 58 studies, at least 1,000-1,500 mg/day of EPA plus DHA as triglycerides for 12+ weeks was the lowest dose consistently shown to raise the omega-3 index to recommended levels.
A published letter raises questions about whether omega-3 supplement use during pregnancy in Belgium is consistent or selective, without providing new data.
A meta-analysis of 21 trials found prenatal DHA supplementation slightly increased birth weight but showed no measurable benefit for infant neurodevelopmental outcomes.