Pollan shows how the story of nutritionism is "a history of macronutrients at war." If the conventional scientific wisdom has moved from demon (saturated fat) to demon (carbohydrates), creating irreconcilably different theories about the health benefits of various foods, it has also created an up-and-coming eating disorder: orthorexia.
"We are," he underscores, "people with an unhealthy obsession with healthy eating." This book is biliously entertaining about orthorexia's crazy extremes. A recent "qualified" FDA-approved health claim for corn oil makes sense, Pollan says, "as long as it replaces a comparable amount of, say, poison in your diet and doesn't increase the total number of calories you eat in a day."
Since a Western diet conducive to diabetes has led us not to improved eating habits but to a growing diabetes industry, complete with its own magazine (Diabetic Living), Pollan finds little wisdom from the medical establishment about food and its ramifications. "We'll know this has changed when doctors have kicked the fast-food franchises out of the hospitals," he says.
Until then he recommends that we pay more attention to the reductive effects of food science, recognize the fallibility of research studies (because to replicate the healthy effects of, say, the Mediterranean diet completely, you need to live like a villager on Crete) and dial back the clock. Pollan advocates a return to the local and the basic, even at the risk of elitism. He recommends that Americans spend more on food: not only more money but also more time. Eat less, and maybe you make up the financial difference. Trade fast food for cooking, and maybe you restore some civility to the traditional idea of the meal.
"No, a desk is not a table," he points out. Though he shouldn't have to tell us that, readers of In Defense of Food will be glad he did.
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