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Sundown Naturals, Natural Oyster Shell Calcium, 250 Tablets (Discontinued Item)


Out of Stock - Discontinued
  • Shipping Weight: 1.06 lbs
  • Product Code: SDN-02498
  • UPC Code: 030768024987
  • Package Quantity: 250 Tablets
  • Dimensions: 2.7 x 2.7 x 4.8 in, 0.9 lbs
Product Overview


  • 1000 mg Per Serving
  • With Vitamin D3
  • Promotes Bone and Immune Health
  • Dietary Supplement

Smart Facts

Calcium helps the heart and cardiovascular system by maintaining a regular heart beat and assisting with the transmission of nerve impulses. It helps build and maintain good bone health and is essential for healthy teeth, blood and muscles. Vitamin D3 helps the body absorb Calcium and is more potent and active form compared to Vitamin D2. Vitamin D3 also supports a healthy immune system.

Suggested Use

For adults, take two (2) tablets daily, preferably with a meal.

As a reminder, discuss the supplements and medications you take with your health care providers.

Other Ingredients

Vegetable cellulose, titanium dioxide color, vegetable magnesium stearate, FD&C yellow #5 lake, FD&C blue #1 lake.

No artificial color, flavor or sweetener, no preservatives, no sugar, no milk, no lactose, no soy, no gluten, no wheat, no yeast.


Keep out of the reach of children. Store in a dry place and avoid excessive heat.

Tamper Resistant: Do not use if seal under cap is broken or missing.

If you are pregnant, nursing or taking any medications, consult your doctor before use. Discontinue use and consult your doctor if any adverse reactions occur.

Supplement Facts
Serving Size: 2 Tablets
Servings Per Container: 125
  Amount per Serving %Daily Value
Vitamin D (as D3 Cholecalciferol) 400 IU 100%
Calcium (from Oyster Shell) 1,000 mg (1 g) 100%
Sodium 10 mg <1%
iHerb Customer Reviews

Glad I Found Your Company

Posted by 4809587945848079379 on Dec 03, 2015

I am so very grateful that I found iHerb. This particular calcium and the mg is something my doctor prescribed for me years and years ago. I can no longer obtain this from my local retail source so I am so glad iHerb makes it available to me.

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outstanding product, very reasonable prices

Posted by 4796450462317005681 on Apr 07, 2015

Thank you iherb for providing a great product at a very reasonable price John P. Reilly

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Natural and also come with Vit D.

Posted by 4989105349339105858 on Oct 11, 2014

Natural and also come with Vit D. Purchase a few times for my dear mom to take.

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Oyster Shell calcium

Posted by Reviewer1488008 on Oct 15, 2012

Improves and fixes calcium

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Posted by Reviewer1820681 on Jan 06, 2012

I am so please with this product and I plan to order another 12 in the next few weeks. I want to thank you so much for your help. At lease I can get what I need from you. Thank you so much. You people are a life saver.

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