Immune help to use with zinc
"I believe that Quercetin helps make zinc work better."
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Flavonoid forward: Our powerful Mega Quercetin™ formula is packed with potent bioflavonoid antioxidants to help you stay feeling your best.*
Vitamin C (as Ascorbic Acid), Quercetin Dihvdrate, Bioflavonoid Concentrate, Hesperidin Concentrate, Rutin Concentrate, Bromelain, Vegetable Cellulose Capsule, Maltodextrin (from Non-GMO Corn), Magnesium Stearate and Silica.
Use only as directed. Take 1 VegCap twice daily with a meal or glass of water. Store in a cool, dry place.

Since 1973, Solaray has believed that what you put in your body should be proven, not promised.
We source our own raw materials and triple-test every lot.
We manufacture 95% of our products for full control.
15,000 tests per month verify ingredient potency and purity.^

In an industry where quality can vary widely, testing isn't just a step in the process. It is the process.
✅ Passed Testing for Heavy Metals**
Arsenic, cadmium, lead, mercury
✅ Passed Testing for Microbials**
Mold, yeast, coliform, e. Coli
✅ Passed Testing for Contaminants**
Gluten, ethylene oxide
✅ Passed Testing for Physical Properties
Moisture, color, disintegration, tap density, mesh 140, 20, and 60
**Most contaminants, heavy metals, and microbes are tested to ensure no more than 3 ppm.

Our production facility in Ogden, Utah is a GMP facility certified by NSF. We source and triple-test raw materials, make the majority of our products in-house, conduct stringent testing in our ISO-accredited lab, and distribute our own products to ensure quality and excellence in every bottle.
Disclaimer: The customer reviews and testimonials featured on this site reflect individual experiences and opinions. Results may vary and are not guaranteed. These statements have not been evaluated by the Food and Drug Administration (FDA). The content is not intended to diagnose, treat, cure, or prevent any disease. Always consult a qualified healthcare professional before starting any new supplement regimen or if you have concerns about your health.
Overall rating: 4.875 / 5 from 8 reviews.
Review topics: [].
"I believe that Quercetin helps make zinc work better."
— Catherine H. (4/5)
"I’ve been taking Mega Quercetin 600mg for a few weeks, and I’ve really noticed a difference in my seasonal allergies and overall immune health. It’s gentle on my stomach, easy to swallow, and I appreciate that Solaray uses clean ingredients. Definitely worth adding to your supplement routine."
— Ivo D. (5/5)
"Excellent"
— Noelle M. (5/5)
"I really like it and take mine as Needed now."
— Noelle (5/5)
"Love it helps me Not to Itch Anymore"
— NOELLE M. (5/5)
"Love it"
— Noelle M. (5/5)
"My dad had a bad cough, he’s been taking this for 2 weeks and the cough is almost gone!"
— Mark V. (5/5)
"I have been taking quercitin since 2021. Solaray has come up with a mega, (less pills)! I have found they ship on time and quality seems to be there. Thanks!!!"
— Karen H. (5/5)
*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.