San Francisco Chronicle - (Sunday)

6 HEALTH CLAIMS BASED ON INDUSTRY-FUNDED FOOD STUDIES Here are some of the well-publicized health claims that food companies have used to promote their products after sponsoring the original scientific studies on which the claims are based.

- Illustrati­ons by Getty Images Source: “Unsavory Truth” and Food Politics blog, both by Marion Nestle.

CLAIM: Dark chocolate is heart healthy

INDUSTRY BACKERS: Hershey,

Nestle, Mars

REALITY: Flavanols in raw cacao have the potential to improve heart health, but they are diminished during chocolate processing. Even if they weren’t, you would need to eat a whole lot of chocolate (and sugar) to get the flavanols required for better heart health.

CLAIMS: Beer combats Alzheimer’s and can increase bone density

INDUSTRY BACKERS: Several of the Alzheimer’s study authors are employed by Kirin, the Japanese brewing company. Bone density study was done by UC Davis “Anheuser-Busch Endowed Professor of Malting and Brewing Sciences” Charles Bamforth.

REALITY: The Alzheimer’s study showed that matured hop bitter acids found in beer could improve memory in mice. The second study looked at how some types of beer can provide silicon, which is linked both to healthy bone growth and can reduce how much aluminum the body absorbs (a factor in Alzheimer’s). However, silicon can be found in many other foods including milk, meat and cereals.

CLAIM: Exercise fights obesity better than diet

INDUSTRY BACKER: Beverage industry, including Coca-Cola’s funding of the Global Energy Balance Network

REALITY: Much of the medical world blames added sugar in the American diet, especially sugarsweet­ened beverages, for a large portion of the country’s problem with obesity and related chronic health problems.

CLAIM: Mango is better for constipati­on than fiber supplement­s

INDUSTRY BACKER: Mango

board

REALITY: You would have to eat an entire mango a day to get the slightly better results than 1 teaspoon of Metamucil.

CLAIM: Blueberrie­s prevent erectile dysfunctio­n

INDUSTRY BACKER: US Highbush Blueberry Council is one

REALITY: Risk of ED is lowered with eating any fruit. It’s the flavonoids, or antioxidan­ts, that help.

CLAIM: Pomegranat­es help you cheat death and prevent erectile dysfunctio­n

INDUSTRY BACKER: POM

Wonderful

REALITY: You would have to drink up to four large glasses of pomegranat­e juice every day to receive an equivalent dose of Urolithin A, a compound in pomegranat­e that showed healthy qualities in studies. Urolithin A is also found in strawberri­es, raspberrie­s, almonds and other foods. In addition, POM Wonderful sponsored-research did not test its antioxidan­t levels against other fruits (which might cost less).

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