Latest evidence update: 2026-03-01
Strongest in Consistency (82). Held back by Recency (44).
Solid mix of RCTs with some methodological gaps.
Good cross-study replication, some imprecision.
Tens of thousands of participants pooled across studies.
Studies agree on direction of effect.
Evidence base skews older; field may have moved on.
Effect-size tagged on 145 of 146 claims for this food. Our research updates daily; remaining claims are pending re-processing.
Areas where research points to a consistent direction of effect. The strength of evidence is graded; the size of the effect is not quantified.
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Flaxseed oil consumption significantly reduces systolic blood pressure in patients with metabolic syndrome and related disorders.
Flaxseed oil consumption shows no significant effect on diastolic blood pressure in patients with metabolic syndrome and related disorders.
Flaxseed supplementation significantly reduces insulin concentrations in people with prediabetes and type 2 diabetes.
Flaxseed supplementation significantly reduces HbA1c in people with prediabetes and type 2 diabetes.
Flaxseed supplementation resulted in a significant decrease in triglyceride levels in patients with coronary artery disease.