![ProSorb Quercetin 20x 250mg](http://solaray.com/cdn/shop/files/076280577860_4_1445x.jpg?v=1686935813)
![ProSorb Quercetin 20x 250mg](http://solaray.com/cdn/shop/files/076280577860_8_1445x.jpg?v=1686935813)
![ProSorb Quercetin 20x 250mg](http://solaray.com/cdn/shop/files/lb_facts_076280577860_1445x.png?v=1686935813)
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ProSorb Means
Superior Absorption—Guaranteed.†
Every SolarayProSorb supplement is crafted with clinically backed ingredients using the latest science for peak nutrient bioavailability.†
![](http://solaray.com/cdn/shop/files/Mask_Group_800_1500x.jpg?v=1693418652)
The Latest In
Nutrient Delivery Technology
Phytosome™ formulations protect nutrients such as herbs, helping them better survive digestion so they can be absorbed and used by the body.
† Compared to nutrient absorption with no phytosome coating. Quercefit® and Phytosome™ are trademarks of Indena S.p.A., Italy.
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Recycled Packaging
To reduce our carbon footprint, all Solaray bottles are made from post-consumer recycled resin, helping keep plastic out of our landfills and oceans.
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Responsibly Sourced
We source only the highest-quality ingredients under the sun. Then, we rigorously test each raw material for identity, purity, and potency at our certified cGMP facility.
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Environmental Impact
We’ve begun installing solar panels as an alternative energy source at our Ogden, Utah, facility—to power the processes and products that help you Live Brighter.