21st Century
21st Century Calcium 600 Milligram Bone Health Supplement, 400 Tablets, Non-GMO And Gluten-Free Formula For Strong Bones And Teeth
21st Century Calcium 600 Milligram Bone Health Supplement, 400 Tablets, Non-GMO And Gluten-Free Formula For Strong Bones And Teeth
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Product features
Product features
Materials and care
Materials and care
Calcium (as Calcium Carbonate), Croscarmellose sodium, polyvinyl alcohol, stearic acid, titanium dioxide, polyethylene glycol, talc, magnesium stearate, cellulose.
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- Directly Sourced From USA
- Premium Quality & Authenticity
- 7 Day Easy Return

Product Description
Shop authentic 21st Century products — imported from the USA. Browse more vitamins & supplements at Rudra Retails.
FAQ
Q1. Are you looking for the Calcium + Vitamin D3 version or the plain Calcium formula?
Ans: This specific product is the plain Calcium 600mg formula containing calcium carbonate. If you require Vitamin D3 for enhanced absorption, please check our catalog for our specialized calcium and D3 combination supplements.
Q2. What are the primary benefits of taking a calcium supplement?
Ans: Calcium is a fundamental mineral required for maintaining bone density, healthy teeth, proper muscle function, and effective nerve signaling within the body.
Q3. Can I take this supplement if I have dietary restrictions?
Ans: Yes, this formula is vegan-friendly, gluten-free, and contains no added sugar, yeast, or artificial preservatives, making it suitable for various dietary lifestyles.
Q4. Is this product authentic and imported from the USA?
Ans: Yes, all products sold on Rudra Retails are 100% authentic and sourced directly from reputable retailers in the USA. We ensure the quality and origin of every supplement we provide to our Indian customers.
Q5. When is the best time to take these calcium tablets?
Ans: It is recommended to take these tablets with a meal. Consuming them with food assists in better absorption of the calcium carbonate by the body.