Quercetin: Quercetin: Health benefits, dosage, and side effects (Quercetin) — Uses, Dosage, Side Effects & Safety

Drug class: Flavonoid

Overview

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Therapeutic uses

  • Immune support
  • Allergy relief
  • Cardiovascular health

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Common side effects

  • Headache
  • Nausea
  • Stomach upset
  • Diarrhea
  • Tingling of the arms and legs
  • Kidney damage (high doses)

Frequently Asked Questions about Quercetin: Quercetin: Health benefits, dosage, and side effects

What is quercetin used for?

Quercetin is commonly used as a dietary supplement for its antioxidant and anti-inflammatory properties. It is promoted for immune support, allergy relief, and cardiovascular health, though more research is needed to confirm these benefits.

Is quercetin safe to take daily?

Quercetin is generally considered safe for most adults when taken at recommended doses. However, long-term safety data are limited. Consult your healthcare provider before starting daily supplementation.

Can I take quercetin with other medications?

Quercetin may interact with certain medications, including cyclosporine, antibiotics, and anticoagulants. Always check with your healthcare provider before combining quercetin with other drugs.

Are there any side effects of quercetin?

Mild side effects may include headache, upset stomach, or tingling sensations. Serious side effects are rare but can include allergic reactions or kidney problems.

Is quercetin safe during pregnancy or breastfeeding?

Safety during pregnancy and breastfeeding has not been established. Use only if recommended by your healthcare provider.

How should I store quercetin supplements?

Store at room temperature, away from moisture and sunlight. Keep out of reach of children.

What should I do if I miss a dose?

Take the missed dose as soon as you remember, unless it is almost time for your next dose. Do not double up doses.

Educational information only. Always consult a qualified healthcare professional before starting, stopping, or changing any medication.