Quercetin
A ubiquitous flavonoid antioxidant found in apples, onions, and capers with potent anti-inflammatory effects, antihistamine properties, and emerging research as a potential senolytic agent.
Known Health Benefits
Active Compounds
Quercetin aglycone, quercetin dihydrate, quercetin phytosome
Dosage Guidance
500–1000 mg daily (with bromelain for absorption)
Always consult a healthcare provider for personalized dosing.
Potential Side Effects
Generally well tolerated; headache, GI upset at high doses; take with food
Known Drug Interactions
May interact with blood thinners, chemotherapy, and CYP3A4/P-glycoprotein substrates
Evidence Classification
Supported by cohort studies, case-control studies, or multiple observational studies with consistent findings.
Related Entries
Have questions about Quercetin?
Ask Mother Nature AI about dosing, interactions with your medications, whether it fits your health goals, and more — personalized to your health profile.
This entry is for educational purposes only. It is not medical advice. Always consult a qualified healthcare provider before starting, stopping, or changing any supplement regimen, especially if you take medications or have health conditions.