Nutritional supplements

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    What is wheatgrass? Why is it in my drink?

    Wheatgrass is a popular addition to smoothies and other drinks. While it's a rich source of nutrients, it's not a disease cure-all.

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    Calcium supplements: Do men need them?

    Do guys need calcium supplements for bone health?

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    Calcium and calcium supplements: Achieving the right balance

    Considering calcium supplements? First figure out how much calcium you need. Then weigh the pros and cons of supplements.

    Article

    Too much vitamin C: Is it harmful?

    Vitamin C is an essential nutrient, but too much carries its own risks.

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    Probiotics and prebiotics: What you should know

    Probiotics are foods or supplements that contain 'good' bacteria that might help treat or prevent illness. Should they be part of your diet?

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    Vitamin D toxicity: What if you get too much?

    Understand the risks of too much vitamin D, including a toxic reaction.

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    Calcium supplements: When should they be taken?

    Timing matters when it comes to calcium supplements. Find out what factors affect when you should take calcium.

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    Do the benefits of vitamin C include improved mood?

    You know vitamin C helps fight the common cold. But did you know that vitamin C might also help improve your mood?

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    Fiber supplements: Safe to take every day?

    Fiber supplements are one tool for adding fiber to your diet and easing constipation. Here are some tips for using them safely.

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    Prenatal vitamins: OK for women who aren't pregnant?

    Prenatal vitamins: Why they might not be suitable if you're not pregnant.

    Answer
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