21st Century, Vitamin C, Prolonged Release, 500 mg, 110 Tablets

$6.99 $4.52

  • 14 reviews on iHerb, average rating: 4.6/5.0
  • Brand: 21st Century
  • Package Quantity: 110 Count
  • Weight: 0.3 lbs
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    • Immune System Support
    • Vitamin Supplement
    • Gluten Free
    • Laboratory Tested – Guaranteed Quality

    Vitamin C is an important antioxidant nutrient that supports the immune system. Prolonged release vitamins slowly release nutrients into the body over an extended period of time.

    Suggested Use

    As a vitamin supplement, adults take one (1) tablet daily with any meal or as directed by a healthcare provider. Do not exceed recommended dosage. Individual results may vary.

    Other Ingredients

    Stearic acid, hydroxypropyl methylcellulose, cellulose, magnesium stearate.Contains < 2% of: Maltodextrin, PEG, polyvinyl alcohol, silicon dioxide, talc, titanium dioxide.

    No added sugar, salt, yeast, preservatives or artificial flavors.

    Unconditionally guaranteed for purity, freshness and label potency.


    Keep out of reach of children. Do not use if product appears to be tampered with or seal is broken. Store at room temperature.

    Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition, or are planning a medical procedure. Stop use and contact a physician if adverse reactions occur.


    While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.


    Supplement Facts
    Serving Size: 1 Tablet
     Amount Per Serving:%Daily Value
    Vitamin C (as Ascorbic Acid)500 mg560%
    Calcium (as Calcium Carbonate)40 mg4%
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