SOLVING THE QUERCETIN PARADOX
EubioQuercetin™ is a water-soluble, highly bioavailable quercetin with rutinose that solves the Quercetin Paradox — the puzzle of why quercetin is soluble in plants but insoluble once extracted.
In nature, quercetin is bound to water-soluble sugars like rutinose, allowing it to dissolve easily. Conventional extraction strips the sugars away, reducing quercetin’s solubility and bioavailability. As a result, standard quercetin requires large doses to have an impact, is difficult to combine with other ingredients due to space constraints and can only be delivered in capsules and tablets.
Winner of the 2024 Natural Choice Awards for Best Botanical Ingredient, EubioQuercetin is the natural answer to the Quercetin Paradox. Its unique processing method — protected by 4 U.S. patents — dramatically increases quercetin’s solubility, bioavailability, and antioxidant capacity.
Compared to conventional quercetin, EubioQuercetin:
- Is 6,500x more water-soluble
- Achieves higher blood levels of quercetin
- Has an ORAC scores 1,300x greater
*Experiment conducted in water with pH 7.4 at 37oC.
pK profiles of the Three Active Metabolites in Blood involved in Quercetin Efficacy
- EubioQuercetin™
(Quercetin 100mg equivalent)
- Commercial Quercetin
(Quercetin 100mg equivalent)
Quenching effect on ROS of EubioQuercetin™ in aqueous media
The Rutinose Benefit
Unlike chemically synthesized or enzymatically treated quercetin, EubioQuercetin™ naturally preserves rutinose — a non-digestible oligosaccharide with prebiotic properties. That’s why EubioQuercetin™ is the only quercetin that supports gut and microbiome health.*
EUBIOQUERCETIN™ SUPPORTS 5 ASPECTS OF HEALTHY AGING:

Gut and Microbiome Health*

Weight Management*

Mood Support*

Cognitive Function*

Cardiovascular Health*
MORE BIOAVAILABILITY, LESS FUSS
High bioavailability
means effectiveness at lower doses: starting at 125 mg/day.
Lower doses
take up less space in formulas, affording opportunities to blend EubioQuercetin with other ingredients.
Excellent solubility
6,500x greater than regular quercetin — provides exceptional flexibility in delivery formats, allowing incorporation into capsules, tablets, powders, gummies, and functional foods and beverages.
No granulation required
making production simpler, more cost-effective, and consistent.
LOW DOSAGE
125mg/day
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