Also known as: quercetin dihydrate
Latest evidence update: 2026-04-25
Strongest in Replication (80). Held back by Recency (29).
Solid mix of RCTs with some methodological gaps.
Confirmed across many independent studies with significant findings.
Tens of thousands of participants pooled across studies.
Studies agree on direction of effect.
Mostly pre-2020 research; updates may be needed.
Recommended: 500-1000mg daily
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May modestly lower blood pressure in people with high blood pressure or prehypertension
May reduce cholesterol and triglyceride levels in people with metabolic disorders
Shows promise for reducing arthritis symptoms and inflammatory markers in animal studies
May improve endurance exercise performance and oxygen utilization slightly
Shows antioxidant and anti-inflammatory effects at high doses in people with existing diseases