Brand: GNC

Other (e.g. tea bag)On Market
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Net Contents

60 Caplet(s)

Serving Size

1 Caplet(s)

Servings Per Container

Not specified

Supplement Form

Other (e.g. tea bag)

Bar Code (UPC/SKU)

0 48107 21140 0

Product Version

Not specified

Suggested Use

Directions: As a dietary supplement; take one caplet daily.

Market Reference

$12.95 – $63.95· 40 listings
  • GNC Quercetin 500Mg

    GNC4.6(118)
    $24.99
  • Nutri Quercetin Phytosome

    GNC4.8(21)
    $43.99
  • Codeage Quercetin Phytosome Liquid

    GNC4.9(339)
    $44.99
  • GNC Quercetin 500mg

    Walmart - Pattern4.6(118)
    $24.99
  • Spring Valley Antioxidant Capsules

    Walmart4.4(63)
    $14.48
  • NOW Quercetin 500 mg

    Target4.8(1300)
    $23.99
  • Walgreens Quercetin Plus Zinc Capsules

    Walgreens.com
    $19.99
  • Quantum Health Quercetin 500mg

    Vitacost.com4.9(22)
    $24.03

Where to Buy Locally

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Research & Studies

  • … -term oral quercetin supplementation improves post-exercise insulin sensitivity, antioxidant capacity and enhances subsequent cycling time to exhaustion in healthy …

    JP Tsao, JR Bernard, HC Hsu, CL Hsu, SF Liao… - Frontiers in …, 2022 - frontiersin.org

    … Each quercetin capsule (GNC Holdings Inc., United … of quercetin on exercise performance was contrary to the present study (9–12). The short-term model of quercetin supplementation …

    202235 citations
  • Effects of antioxidant supplements intervention on the level of plasma inflammatory molecules and disease severity of rheumatoid arthritis patients

    SC Bae, WJ Jung, EJ Lee, R Yu… - Journal of the American …, 2009 - Taylor & Francis

    … effects of dietary antioxidant supplementation on the level of … medical treatments using commercially available quercetin … quercetin supplement (GNC Korea Inc.; a mixture of 500mg …

    2009125 citations
  • Quercetin Significantly Inhibits the Metabolism of Caffeine, a Substrate of Cytochrome P450 1A2 Unrelated to CYP1A2*1C  (−2964G>A) and  *1F (734C> …

    J Xiao, WH Huang, JB Peng, ZR Tan… - BioMed Research …, 2014 - Wiley Online Library

    … , fruits, tea, and wine as well as countless food supplements. … Quercetin capsules (GNC Quercetin 500, 500 mg capsules) … in 12 healthy subjects before and after the 14-day quercetin …

    201416 citations
  • Protective effect of luteolin and quercetin supplements on nicotine induced oxidative stress and DNA damage in young rats

    SA Abd-Elaziz, WA Bafageeh - Egyptian Journal of Veterinary …, 2024 - journals.ekb.eg

    … `s health, leading to increased risks of illness and death. We targeted to examine how luteolin (Lu) and/or quercetin (Qu) supplements … Centers (GNC), Inc., USA. Luteolin capsules (50 …

    20242 citations
  • Safety aspects of the use of quercetin as a dietary supplement

    S Andres, S Pevny, R Ziegenhagen… - Molecular nutrition & …, 2018 - Wiley Online Library

    … aglycone, and frequently in daily doses of up to 1000 mg d –… quercetin used as single compound in dietary supplements. … critical health aspects regarding the safe use of quercetin as …

    2018712 citations
  • Quercetin and cancer chemoprevention

    L Gibellini, M Pinti, M Nasi, JP Montagna… - Evidence‐based …, 2011 - Wiley Online Library

    … In summary, what emerges from the few studies on healthy cells is that the concentrations of Qu … available as dietary supplement (eg, in the General Nutrition Corporation—GNC stores). …

    2011578 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-01-22. DSLD Label ID: 243002. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.