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Treatment

Quercetin

Flavonoid antioxidant for inflammation and immune balance

Conditions2CategoryCAMLast reviewedApr 2026
Complementary and Alternative Medicine (CAM)
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Overview

In plain language

Quercetin supports immune defense, reduces inflammation, and promotes circulation and respiratory health.

A bioflavonoid found in onions, apples, and tea, quercetin stabilizes mast cells and reduces histamine release. It acts as an antioxidant and anti-inflammatory agent, improving respiratory function and vascular health. Seniors benefit from its broad immune and cardiovascular protection.

Benefits

Use this section to compare the kinds of benefits people most often look for from this treatment.

General Benefits

Supports immune balance, vascular health, and antioxidant defense.

Physical Benefits

  • Reduces inflammation: Blocks histamine and cytokine activity.

  • Supports immunity: Enhances antiviral and anti-allergy defense.

  • Protects heart: Improves endothelial function.

  • Aids respiration: Eases airway inflammation.

  • Boosts antioxidant activity: Supports glutathione recycling.

  • Improves recovery: Aids cellular resilience post-stress.

Mental Benefits

  • Reduces fatigue: Improves mitochondrial performance.

  • Enhances clarity: Supports oxygen and nutrient flow.

  • Promotes calm: Eases inflammation-linked stress.

  • Supports focus: Improves brain oxygenation.

Additional Information

Related Conditions: Allergies, inflammation, oxidative stress, fatigue, heart disease, respiratory infection, immune weakness

Expert View

This treatment is included because our expert advisors consider it relevant, even if supporting studies are still limited.

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Our Experts' Opinion

While we don't yet have peer-reviewed research on quercetin in our database, our clinical advisors have reviewed it and included it based on established clinical practice guidelines and expert consensus.

We continuously evaluate new research and will add supporting studies as they become available.

Learn more about our experts →

Frequently Asked Questions About Quercetin

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