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CL Answers (46)

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Recalls & Warnings (55)

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Clinical Updates (9)

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Calcium May Extend Life or Shorten It, Depending on Amount

The right amount of calcium from supplements may reduce the risk of dying over a period of time for some people, says a new study. But too much calcium does not help. In fact, too much may hurt. Be sure you're getting the right amount of calcium. Get the details (and our tests of calcium supplements) in the updated Calcium Supplements Review >>. (For a quick summary about calcium dosage, be sure to read the section "What You Need to Know About Calcium Supplements.")

COVID + Flu Shot Timing

Find out if you can get a flu shot and COVID-19 shot at the same time and how this may affect side effects.

Ubiquinol for Fatigue?

Does taking ubiquinol (the active form of CoQ10) help men and women who are experiencing fatigue in daily life? Find out what a recent study showed in the What It Does section of the CoQ10 and Ubiquinol Supplements Review. Also see our Top Picks for CoQ10 and ubiquinol.

Omega-3s Linked to Less Heart Disease and Longer Life

A study among older individuals who did not use fish oil supplements showed that those with higher levels of omega-3 fatty acids in their blood were far less likely to have a heart attack or arrhythmia and were 27% less likely to die during the 14-year study. The reserchers calculated how much EPA and DHA a person should consume to reach this higher blood level and noted that further increases yeild little additional benefit. Get the details, as well as how to get omega-3s from foods, in the updated Fish Oil Supplements Review »

Thiamin Deficiency from Bowel Disease

People with inflammatory bowel disease (such as Crohn’s or colitis) can develop thiamin (vitamin B-1) deficiency, which can lead to life-threatening brain injury, as noted in a recent review of 31 cases. Learn more about this and other causes of thiamin deficiency in the Thiamin section of our B Vitamin Supplements Review.

CoQ10 Benefit Takes Time

A large study found that a daily dose of CoQ10 reduced the chances of hospitalization or death by almost 50% in people with moderate to severe heart failure -- but only after being taken for an extended period of time. Find out how much CoQ10 was taken and for how long, and get our quality ratings and comparisons of CoQ10 supplements, in the updated CoQ10 and Ubiquinol Supplements Review >>

Timing Probiotics with Antibiotics Is Key

Probiotics can reduce the risk of C. difficile infection due to antibiotics by nearly 70% if probiotics are started at the right time, according to a new study. Get the details in the "What It Does" section of the Probiotic Supplements Review (which includes our tests of products) >>

Is Protein Best Before or After a Meal?

A new study showed that the timing of protein supplementation around a meal can determine the effect on blood sugar in people with insulin resistance. Find out the best timing in the update to the Protein Powders, Drinks, and Shakes Review. (Also see our Top Picks among products.)

When to Eat Protein

The timing of protein intake during the day was associated with greater reductions in abdominal fat and BMI (body mass index) among people engaged in exercise programs in a recent study. The timing of protein intake can also improve the likelihood of muscular benefits. For details, see the When to Take section of the Protein Powders and Drinks Review. Also see our Top Picks among protein products.

News Releases (59)

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