Supplements

Zinc for the Common Cold? Study Finds Weak Evidence that It Works

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Popping a couple zinc supplements at the start of cold could save about two days of sniffling, at least for adults, finds a new review.

Fish Oil for Heart Attack Prevention: Is It a Myth?

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A new study finds that omega-3 fatty acids don’t help patients with heart disease avoid future heart-related problems.

Homocysteine, Folic Acid and the Heart: an Association Unravels

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We may have the final word on homocysteine: higher blood levels of the amino acid don’t raise people’s risk of heart disease after all.

The Truth About Vitamin D

Dorling Kindersley

Vitamin D has been touted as a magic bullet, protecting against bone fractures, heart disease and even cancer. Now, a government group takes a closer look at the data.

Your Product Is Free of Parabens, Sulfates and Lots of Other Things: Should You Care?

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Roxanne Green is a corporate ingredient-reader. What that means is she gets paid to do what savvy (neurotic?) consumers spend hours doing in the cosmetics aisle.

What We’ve Been Waiting For: Zero-Calorie, ‘Inhalable’ Caffeine

Courtesy of AeroShot

(Updated) Ever wish you could mainline your coffee? Well, here’s the next best thing: AeroShot, a new product that delivers “inhalable” caffeinated puffs, and has got productivity-obsessed technophiles buzzing.

Vitamins and Supplements Linked to Higher Risk of Death

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If you think you’re doing your body good by popping a daily multivitamin or supplementing with extra vitamin C or E, think again. A new study finds that taking supplements is linked to higher odds of early death, at least in older women.

Saw Palmetto Works No Better Than Placebo for Prostate Symptoms

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Millions of middle-aged men take saw palmetto extract to relieve the urinary-tract symptoms of an enlarged prostate, but a new study finds that the supplements work no better than placebo.

‘Flavor Tripping’ Explained: How Miracle Fruit Turns Sour Into Sweet

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If you have any foodie friends, you’ve probably heard of miracle fruit (Synsepalum dulcificum), a native West African berry that looks like a cranberry, but acts like a psychedelic for your taste buds.

Why Most Dietary Supplements Aren’t Worth the Money

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In this week’s print version of TIME, I write about the dietary-supplement industry and my own Lab Rat experience with taking more than 3,000 supplement pills over five months. My conclusion is that you probably don’t need to take even a multivitamin.