Monday, October 8, 2012

Food Matters: A response to the Stanford Study

As many of my patients know, I have a not-so-secret love affair with Mark Bittman. First, and perhaps most importantly, I credit my husband's interest in food and cooking skills (which began about 72 hours after our son was born) to Mr. Bittman's now defunct Minimalist articles (and videos!) in the NYTimes.

At the same time, I adore his published cookbooks and online instructions, but I can't help but obsessively follow his food blog. The blog has taken a more political turn in recent years, and I am completely on board. As a sort of homage to Mr. Bittman, I plan on providing excerpts from his work, every now and then, for my readers. Below is from an October 3rd article. Let me know what you think!

I tried to ignore the month-old “Stanford study.” I really did. It made so little sense that I thought it would have little impact.

That was dumb of me, and I’m sorry.

The study, which suggested — incredibly — that there is no “strong evidence that organic foods are significantly more nutritious than conventional foods,” caused as great an uproar as anything that has happened, food-wise, this year...

That’s because headlines (and, of course, tweets) matter. The Stanford study was not only an exercise in misdirection, it was a headline generator. By providing “useful” and “counterintuitive” information about organic food, it played right into the hands of the news hungry while conveniently obscuring important features of organic agriculture.

If I may play with metaphor for a moment, the study was like declaring guns no more dangerous than baseball bats when it comes to blunt-object head injuries. It was the equivalent of comparing milk and Elmer’s glue on the basis of whiteness. It did, in short, miss the point. Even Crystal Smith-Spangler, a Stanford co-author, perfectly captured the narrowness of the study when she said: “some believe that organic food is always healthier and more nutritious. We were a little surprised that we didn’t find that.” That’s because they didn’t look — or even worse, they ignored.

In fact, the Stanford study — actually a meta-study, an analysis of more than 200 existing studies — does say that “consumption of organic foods may reduce exposure to pesticide residues and antibiotic-resistant bacteria.”

Since that’s largely why people eat organic foods, what’s the big deal? Especially if we refer to common definitions of “nutritious” and point out that, in general, nutritious food promotes health and good condition. How can something that reduces your exposure to pesticides and antibiotic-resistant bacteria not be “more nutritious” than food that doesn’t?

Because the study narrowly defines “nutritious” as containing more vitamins. Dr. Dena Bravata, the study’s senior author, conceded that there are other reasons why people opt for organic (the aforementioned pesticides and bacteria chief among them) but said that if the decision between buying organic or conventional food were based on nutrients, “there is not robust evidence to choose one or the other.” By which standard you can claim that, based on nutrients, Frosted Flakes are a better choice than an apple.

Read the rest of the column here.

If you are interested in additional information about Mark Bittman's cooking and philosophy, do let me know. I plan on sharing some of my favorite seasonal recipes (modified Bittman meals!) soon.


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