Calcium 500 + D3

Single Vitamin & Mineral

Brand: 21st Century

Tablet or PillOn Market

Functions

Click to view full label

Net Contents

400 Tablet(s)

Serving Size

1 Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

7 40985 27522 1

Product Version

Not specified

Suggested Use

Directions: As a calcium supplement; take one (1) tablet with any meal; twice daily or as directed by a healthcare provider. Do not exceed recommended dosage.

Market Reference

$4.99 – $141.99· 40 listings
  • 21st Century Calcium 500 + D3 Tablets

    21st-century-vitamins4.8(1100)
    $10.99
  • 21st Century Calcium 500 + D3 Caplets

    21st-century-vitamins4.8(1400)
    $5.49
  • 21st Century Calcium 500 + D3 400 Tablets

    iHerb4.8(1400)
    $10.99
  • 21st Century Calcium 500 + D3 90 Cplts

    Walmart - Pharma Frills4.0(8)
    $11.11
  • 21st Century Calcium Supplement Tablets

    Target4.8(1800)
    $15.99
  • 21st Century Calcium + D3 Softgels

    21st-century-vitamins4.8(657)
    $9.99
  • 21st Century Calcium Plus D3 1000 mg Tablets

    Walmart - myREVCO4.7(3700)
    $11.62
  • 21st Century Calcium 600 + D3 Plus Minerals Caplets

    21st-century-vitamins4.8(364)
    $5.49

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

  • Vegas Discount Nutrition

    5.0 (911)

    Vitamin & supplements store

    8675 W Rome Blvd #190, Las Vegas, NV 89149

  • The Vitamin Shoppe

    4.5 (72)

    Vitamin & supplements store

    6640 N Durango Dr, Las Vegas, NV 89149

  • Vegas Discount Nutrition

    5.0 (1106)

    Vitamin & supplements store

    6050 N Decatur Blvd Ste 103, North Las Vegas, NV 89031

  • GNC

    4.5 (34)

    Vitamin & supplements store

    7085 W Ann Rd, Las Vegas, NV 89130

  • Vegas Discount Nutrition

    5.0 (2003)

    Vitamin & supplements store

    4180 S Grand Canyon Dr, Las Vegas, NV 89147

  • Manantial De Salud The Vitamin Store

    4.8 (47)

    Vitamin & supplements store

    4880 E Bonanza Rd #9, Las Vegas, NV 89110

  • The Vitamin Shoppe

    4.7 (112)

    Vitamin & supplements store

    Pad J, 8820 W Charleston Blvd #102, Las Vegas, NV 89117

  • Vegas Discount Nutrition

    5.0 (1352)

    Vitamin & supplements store

    Parking lot, 1725 N Rainbow Blvd #180, Las Vegas, NV 89108

Research & Studies

  • The vitamin D deficiency pandemic: a forgotten hormone important for health

    MF Holick - Public health reviews, 2010 - Springer

    … 1500 mg of calcium and 1100 IU of vitamin D a day revealed a … of vitamin D3 or 500 IU of vitamin D2 +500 IU of vitamin D3 were … In: Vitamin D and health in the 21st century: bone and …

    2010259 citations
  • Vitamin D: evolutionary, physiological and health perspectives

    M F. Holick - Current drug targets, 2011 - benthamdirect.com

    … D3 interacts with its vitamin D receptor in calcium regulating tissues to regulate calcium metabolism and bone health. … capsule containing 500 IU of vitamin D2 +500 IU of vitamin D3 they …

    2011583 citations
  • Nutritional rickets and osteomalacia in the twenty-first century: revised concepts, public health, and prevention strategies

    S Uday, W Högler - Current Osteoporosis Reports, 2017 - Springer

    … All individuals should also receive concomitant calcium (minimum 500 mg/day) as supplements or via diet. All treatment should be followed by lifelong vitamin D supplements, since the …

    2017224 citations
  • Benefits and requirements of vitamin D for optimal health: a review

    WB Grant, MF Holick - Altern Med Rev, 2005 - anaturalhealingcenter.com

    … D in calcium absorption and metabolism for bone health is … Clinical studies found 500-1,000 IU of vitamin D/day maintains … Vitamin D and health in the 21st century: bone and beyond. …

    2005895 citations
  • Optimal serum 25-hydroxyvitamin D levels for multiple health outcomes

    HA Bischoff-Ferrari - Sunlight, Vitamin D and Skin Cancer, 2015 - Springer

    … the use of vitamin D supplements outside the study protocol, … women inthe Women's Health Initiative Trial over a treatment … D (700 ill/day) plus calcium (500 mg/day) supplementation …

    2015184 citations
  • Use of calcium or calcium in combination with vitamin D supplementation to prevent fractures and bone loss in people aged 50 years and older: a meta-analysis

    BMP Tang, GD Eslick, C Nowson, C Smith… - The lancet, 2007 - thelancet.com

    … the randomised trials in which calcium, or calcium in combination with vitamin D, was used to … of calcium, and 800 IU of vitamin D (for combined calcium plus vitamin D supplementation). …

    20072,029 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-10-22. DSLD Label ID: 258367. 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.