Thorne Research Quercetin Complex (formerly Quercenase)

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Selection: 60 Capsules
Sale price$48.00

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  • Thorne Research Quercetin Complex (formerly Quercenase) combines bromelain, a compound of protein-digesting enzymes, with a highly absorbable form of quercetin. Quercetin stabilizes the body's mast cells, which store and release histamine.

Suggested Use:

Take 1 capsule three times daily or as recommended by your health-care practitioner.

Supplement Facts

Serving Size: One Capsule

One Capsule Contains: ... %DV

Quercetin Phytosome ... 250 mg ... *
(Sophora japonica extract (flower) / Phospholipid complex from Sunflower)

Bromelain ... 100 mg ... *

*Daily Value (DV) not established.

Other Ingredients:

Hypromellose (derived from cellulose) capsule, microcrystalline cellulose, leucine, silicon dioxide.

Allergy Warning

This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients.


If pregnant, consult your health professional before using this product.


Because bromelain has fibrinolytic effects that may potentially inhibit blood clotting, Quercetin Complex should be used with caution or avoided in individuals on anticoagulant therapy.

Additional Warnings

It is not recommended to remove the Quercetin Complex powder from the capsule to take orally, as it can be irritating to the oral mucosa.

* These statements have not been evaluated by the U.S. Food and Drug Administration. This product is not intended to treat, mitigate, diagnose or cure any disease.

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