NOW Foods Quercetin 500 mg 100 Veg Capsules
Analysis updated October 2026 · How Scout scores
At a glance
Summary
This supplement features quercetin, a beneficial flavonoid known for its antioxidant and anti-inflammatory properties, which supports immune health. The formulation is clean with minimal additives, including a cellulose capsule and vegetable-derived stearic acid, which are generally considered safe. The absence of artificial sweeteners, dyes, and harmful preservatives contributes positively to its score.
Key ingredients 5
QuercetinVery Good
Quercetin is a flavonoid with strong antioxidant properties that support immune health and reduce inflammation. It is naturally found in many fruits and vegetables and is known for its potential to improve cardiovascular health. Its high bioavailability in supplement form enhances its effectiveness.
Benefits
Quercetin is known for its anti-inflammatory and antioxidant benefits, which can support immune function and overall health.
HypromelloseNeutral
Hypromellose is a cellulose-based compound used as a capsule material in supplements. It is a plant-derived, vegan-friendly alternative to gelatin. It is generally considered safe and does not contribute any nutritional value.
See more about Hypromellose →Microcrystalline CelluloseNeutral
Microcrystalline cellulose is a common filler and binder in supplements, derived from plant fibers. It is used to provide structure and stability to capsules and tablets. It is inert and does not affect the nutritional profile of the product.
See more about Microcrystalline Cellulose →Stearic AcidNeutral
Stearic acid is a fatty acid used as a lubricant in supplement manufacturing, derived from vegetable sources. It helps in the smooth processing of capsules and tablets. It is generally recognized as safe and does not impact the nutritional value of the product.
See more about Stearic Acid →Silicon DioxideNeutral
Silicon dioxide is used as an anti-caking agent in supplements to prevent clumping. It is a naturally occurring compound found in the earth's crust. It is considered safe and does not contribute to the nutritional content of the product.
See more about Silicon Dioxide →Processing
Processed Foods
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