[1] The American Heart Association "supports an omega-6 PUFA intake of at least 5% to 10% of energy in the context of other AHA lifestyle and dietary recommendations.
To reduce omega-6 PUFA intakes from their current levels would be more likely to increase than to decrease risk for coronary heart disease.
"[2] A 2018 review found that an increased intake of omega−6 fatty acids reduces total serum cholesterol and may reduce myocardial infarction (heart attack), but found no significant change in LDL cholesterol and triglycerides.
[4] A 2023 review found that omega−6 polyunsaturated fatty acids are associated with lower risk of high blood pressure.
[8] A scoping review for Nordic Nutrition Recommendations 2023 found that partial replacement of saturated fatty acid with omega-6 fatty acid decreases risk of cardiovascular disease and improves the blood lipid profile.