Quercetin

Various plant sources

Family: N/A (flavonoid) Evidence: B capsule

A flavonoid found in onions, apples, and berries. Used for allergy support (mast cell stabilizer), cardiovascular health, and anti-inflammatory properties.

Safety Profile

PregnancyLikely Safe
BreastfeedingLikely Safe
PediatricLikely Safe

Contraindications

Kidney disease (high doses).

Interactions

May interact with cyclosporine, blood thinners, and antibiotics.

Side Effects

Generally well tolerated. Headache, GI upset at high doses.

Kidney: High doses may affect kidneys.
This information is for educational purposes only. It is not medical advice. Consult a qualified healthcare provider before using any herbal product.