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Evidence-Based Supplement Research
Evidence-Based Supplement Research

Calcium 500 + D3

By 21st Century

4.8 (3.5K reviews)
Out of Stock
Supplement Ingredients
IngredientsAmount Per Serving
Vitamin D3
Vitamin D
15 mcg
cholecalciferol
Vitamin D
-
Calcium
Calcium
500 mg
Oyster Shell
Calcium
-

Ingredient Research

Research Evidence

How this product's ingredient doses compare to doses studied in research.

  • Calcium500 mg
    Studies used 500 mg/day (median 500) across 1 study
    In typical studied range

Product Description

  • Supports bone health with 500 mg of Calcium per tablet.
  • Vitamin D3 (15 mcg) enhances calcium absorption for improved bone strength.
  • Helps maintain optimal bone density and prevents bone-related conditions.
  • Gluten-Free formula suited for individuals with dietary restrictions or sensitivities.
  • Known for trusted quality and effective formulation from the 21st Century brand.
  • Easy-to-swallow tablet designed for daily supplementation.

Other ingredients

  • maltodextrin
  • croscarmellose sodium
  • cellulose
  • magnesium silicate
  • magnesium stearate
  • PEG
  • polyvinyl alcohol
  • stearic acid
  • titanium dioxide

Free of

  • yeast
  • artificial flavors

Serving Size: 1

Servings per Container: 90

Pill Type: Tablet

Flavor: -

UPC: 740985275191

Available From
Available From
MerchantPriceStockAction
Amazon
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Out
iHerb
$3.62
In
Vitacost
$-
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Vitamin Shoppe
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