
Quercetin Complex
Quercetin Complex scores 89/100 (B grade). Strengths: 2 ingredients with Grade B evidence.
Score Breakdown
Formulate scores every product across six weighted dimensions. Each dimension is graded independently — hover or tap to see what drove each component.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| Bromelain | 100 mg |
| Quercetin Phytosome (Phospholipid complex from Sunflower) | 250 mg |
Certifications & Testing
Other Ingredients
Hypromellose (derived from cellulose) capsule, Leucine, Microcrystalline Cellulose, Silicon Dioxide
Recommended Use
Take 1 capsule three times daily or as recommended by your health-care practitioner.
Warnings
ALLERGY WARNING This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients. PREGNANCY If pregnant, consult your health-care practitioner before using this product. INTERACTIONS Because bromelain has fibrinolytic effects that may potentially inhibit blood clotting, Quercetin Complex should be used with caution or avoided in individuals on anticoagu
Frequently Asked Questions
What is Thorne Quercetin Complex's Formulate score?
Thorne Quercetin Complex scores 89 out of 100 (grade A) on Formulate's ingredient-level rubric, which weighs evidence quality, dose accuracy, bioavailability, transparency, safety, and manufacturing practices.
What's in Thorne Quercetin Complex?
Each serving contains Bromelain (100 mg), Quercetin Phytosome (Phospholipid complex from Sunflower) (250 mg). Serving size: 1 Capsules. 60 servings per container.
How do I take quercetin complex?
Take 1 capsule three times daily or as recommended by your health-care practitioner.
Is Thorne Quercetin Complex third-party tested?
Thorne lists the following certifications and testing for this product: NSF Certified, Gluten Free, Dairy Free, Soy Free, Thorne Verified, Natural Flavors, Natural Colors, GMP Certified.
Related Supplements
Track quercetin complex in your stack
The Formulate desktop app lets you build a personalized supplement stack, flag dose overlaps and interactions, and keep every product scored against the latest evidence.
Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.