Natural Vitamin C 500 mg

Other Combinations

Brand: Douglas Laboratories

Tablet or PillOn Market
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Net Contents

250 Tablet(s)

Serving Size

1 Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

3 10539 01828 6

Product Version

Not specified

Suggested Use

Suggested Usage: As a dietary supplement; adults take 1 tablet daily or as directed by physician.

Market Reference

$4.25 – $113.70· 40 listings
  • Douglas Laboratories High Potency Tablets

    OVitaminPro.com4.7(29)
    $20.30
  • Douglas Laboratories C-Max 90 Tablets

    Supplement First4.4(7)
    $37.00
  • C-1000 Douglas Laboratories

    TheNatural.com4.9(29)
    $20.00
  • Buffered Vit C w/Bioflavonoids 500 MG, 180 CT

    Whole Foods Market
    $18.29
  • Douglas Laboratories Douglas Ascorbplex 1000

    Blue Sky Vitamin4.9(8)
    $53.50
  • Nature Made Vitamin C 500 mg

    Nature Made4.6(2200)
    $7.99
  • The Common Market Orange Chewable C 500mg Tablets

    Holistic Health International5.0(1)
    $16.95
  • American Health Ester C Capsules

    Walmart4.9(6900)
    $15.35

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Research & Studies

  • Antioxidants for Alzheimer disease: a randomized clinical trial with cerebrospinal fluid biomarker measures

    …, JM Ringman, GA Jicha, C Cotman… - Archives of …, 2012 - jamanetwork.com

    … of treatment in 1 of 3 arms: 800 IU/d of vitamin E (α-tocopherol) plus 500 mg/d of vitamin C plus 900 mg/d of α-lipoic acid (E/C/ALA); 400 mg of CoQ 3 times/d; or placebo. To maintain …

    2012477 citations
  • Effect of acute and chronic ascorbic acid on flow‐mediated dilatation with sedentary and physically active human ageing

    I Eskurza, KD Monahan, JA Robinson… - The Journal of …, 2004 - Wiley Online Library

    … Brachial artery flow-mediated dilatation was determined at baseline and after ascorbic acid (vitamin C) intravenous infusion and chronic supplementation (500 mg day −1 for 30 days) in …

    2004421 citations
  • The long history of vitamin C: from prevention of the common cold to potential aid in the treatment of COVID-19

    G Cerullo, M Negro, M Parimbelli, M Pecoraro… - Frontiers in …, 2020 - frontiersin.org

    … Generally, if the intake of vitamin C exceeds 500 mg/day, a further increase … mg of vitamin C is administered in a single bout (39). This occurs because when 500–1,000 mg of vitamin C …

    2020212 citations
  • Effect of vitamin C on NO2-induced airway hyperresponsiveness in normal subjects

    V Mohsenin - Am Rev Respir Dis, 1987 - atsjournals.org

    … The protocol was designed to test for the effects of NO z (2.0 ppm) and vitamin C (500 mg, PO, 4 times a day for 3 days) and the interaction of these 2 agents on the dependent variables …

    1987125 citations
  • Beneficial effect of rightward hemoglobin-oxygen dissociation curve shift for short-term high-altitude adaptation

    LG Moore, GJ Brewer - The Journal of Laboratory and Clinical …, 1981 - translationalres.com

    … Vitamin C was given four times daily as four 500 mg capsules containing sodium ascorbate, ascorbic acid, … Expired air was collected in a Douglas bag over a 3 min period. Oxygen and …

    198127 citations
  • α-Tocopherol pharmacokinetics in adults with cystic fibrosis: benefits of supplemental vitamin C administration

    MG Traber, SW Leonard, VT Vasu, BM Morrissey… - Nutrients, 2022 - mdpi.com

    … We hypothesized that the oxidative distress due to inflammation in CF increases vitamin E … vitamin C administration. Methods: Immediately before and after receiving vitamin C (500 mg) …

    202214 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-06-25. DSLD Label ID: 9355. 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.