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What it does
A combination of 3 label ingredients.
Quercetin
Form not confirmedGrade —
May slightly lower blood pressure in some adults; findings do not establish cardiovascular protection or every preparation’s benefit.
Vitamin C
ascorbic acidBudget
Supports normal collagen production and immune function, and helps the body absorb iron from plant foods.
Ingredients (4)
Phosphatidylcholine Complex
Doses not disclosed by manufacturer
Other ingredients
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Vegetable StearateLubricant
A plant-derived salt of stearic acid (typically magnesium or calcium) used as a tablet lubricant
Croscarmellose SodiumDisintegrant
Cross-linked cellulose derivative used as a superdisintegrant
GlycerinHumectant
Sweet-tasting liquid used in soft capsules and liquids
HypromelloseCapsule
Plant-derived capsule material from cellulose
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
Lab testing
How to take it
With a meal containing fat
On the label
Take one (1) tablet daily with food, or as recommended by your healthcare practitioner.
Price check
$24.50
$0.10 / serving
Near the median of 71 quercetin supplements
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.
Not medical advice. Consult your healthcare professional.