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Garcinia Probably Works But Is Far From a Weight Loss Miracle

Women make up a majority of Dr. Oz’s audience. The majority of women would like to lose weight. That is a match made in heaven, a marketer’s dream. And Oz has never hesitated to exploit that fact to increase audience share, playing fast and loose with sensationalized evidence instead of giving his viewers science-based advice.Garcinia

Dr. Oz has promoted a series of weight loss supplements on his show. Raspberry ketones were presented as a fat-busting miracle, then green coffee bean extract was touted as “magic,” “staggering,” and “unprecedented.” And now both of those miracles have apparently been superseded by an even greater miracle: Garcinia cambogia extract.

Dr. Oz calls it “The newest, fastest fat buster.” A way to lose weight without “spending every waking moment exercising and dieting.” “Triples your weight loss.” “The most exciting breakthrough in natural weight loss to date.” “The Holy Grail.” Oz claims that “Revolutionary new research says it could be the magic ingredient that lets you lose weight without diet or exercise.” That sounds too good to be true, and it is. Garcinia probably does work to some extent to improve weight loss, but the evidence doesn’t begin to justify such grandiose claims. (more…)

Posted in: Herbs & Supplements, Science and the Media

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Misleading Ads in Scientific American

I’m frequently asked, “Is what that ad says really true?” Three recent inquiries have been about products advertised in Scientific American. An ad may acquire a certain cachet by appearing in a prestigious science magazine, but that doesn’t mean much. Scientific American’s editorial standards apparently don’t extend to its advertising department. I remain skeptical about the claims for all three of these: Juvenon, the StressEraser, and the ROM exercise machine. I discussed the ROM machine last week.

Juvenon

This product is advertised as “The Supplement That Can Slow Down the Clock on Aging Cells.” Andrew Weil also sells this on his website. It supposedly helps keep your mitochondria from decaying, promotes brain cell function, sustains energy levels, and is a powerful antioxidant.

The first time I noticed an ad for Juvenon in Scientific American I wrote the following letter to the editor: (more…)

Posted in: Health Fraud, Herbs & Supplements, Science and the Media

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