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Category: Supplements

What happened when researchers tested the impact of THC plus CBD on driving
  • Supplements

What happened when researchers tested the impact of THC plus CBD on driving

  • Posted on February 16, 2021
  • by NAH Editorial Staff

THC—the intoxicating component of marijuana—impairs driving. Does CBD (the non-intoxicating component) counteract THC’s psychoactive effects, as some claim? Scientists had 26 young adults vape (inhale) THC, CBD, THC + CBD,…

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A cranberry a day…to keep a UTI away?
  • Supplements

A cranberry a day…to keep a UTI away?

  • Posted on February 11, 2021
  • by Caitlin Dow

One out of every two American women will experience the pain, burning, and urgency of a urinary tract infection at least once in her lifetime. The cranberry industry wants you…

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Vitamin D & vertigo
  • Supplements

Vitamin D & vertigo

  • Posted on January 8, 2021January 22, 2021
  • by NAH Editorial Staff

Vitamin D may help prevent benign paroxysmal positional vertigo (BPPV), which occurs when tiny crystals in the inner ear get dislodged. Researchers randomly assigned 1,050 people who had been treated…

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How companies can slice and dice data to help sell products
  • Supplements

How companies can slice and dice data to help sell products

  • Posted on September 24, 2020September 25, 2020
  • by Caitlin Dow

What to do if your study didn’t pan out as you had hoped? Get creative, of course! While anyone can do shoddy science, supplement companies are notorious for funding studies…

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What does it mean for a supplement to be “Clinically Proven”?
  • Supplements

What does it mean for a supplement to be “Clinically Proven”?

  • Posted on September 24, 2020
  • by Caitlin Dow

Not much. Here’s how manufacturers can use the claim to sell us supplements we don’t need. “Clinically proven,” says the ad for Longevity by Nature’s Telos95 Telomere Health Support. Take…

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More vitamin D isn’t necessarily better
  • Supplements

More vitamin D isn’t necessarily better

  • Posted on September 17, 2020September 17, 2020
  • by NAH Editorial Staff

“Bone health,” says CVS brand vitamin D, which comes in five doses​—400 IU, 1,000 IU, 2,000 IU, 5,000 IU, and 10,000 IU. Whoa. The Recommended Dietary Allowance is only 600 IU…

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Keep your eyes peeled for these marketing tactics
  • Supplements

Keep your eyes peeled for these marketing tactics

  • Posted on September 3, 2020
  • by Caitlin Dow

Supplement companies use advertising techniques that may fly under your radar. Here are two examples to watch out for. Advertorials Glance at the ad (above) from Zebra CBD (which sells…

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How to spot the tricky language that supplement companies use
  • Supplements

How to spot the tricky language that supplement companies use

  • Posted on August 20, 2020August 20, 2020
  • by Caitlin Dow

Hoping to boost your immunity? Keep your brain sharp? Improve your mood? Look no further than the supplement aisle at your local drugstore. At least that’s what supplement makers want…

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Can taking extra vitamin D help protect your bones?
  • Supplements

Can taking extra vitamin D help protect your bones?

  • Posted on February 28, 2020April 8, 2021
  • by NAH Editorial Staff

The VITAL trial randomly assigned roughly 770 adults to take vitamin D (2,000 IU a day) or a placebo. (About 80 percent of them started with adequate vitamin D levels.)…

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A probiotic for obesity? Really?
  • Supplements

A probiotic for obesity? Really?

  • Posted on November 4, 2019October 31, 2019
  • by NAH Editorial Staff

Did the New York Times oversell the results of a recent study on a probiotic? “People with metabolic disorders may benefit from supplements of a common gut bacterium, a small…

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Notice: Content at this site is not intended to provide medical advice, which should be obtained from a qualified health professional. Any products evaluated or sources cited may contain information that is now outdated. Readers should check product labels to ensure any nutrient content has not changed since our review and still meets the criteria established by Nutrition Action.

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