Monday, November 29, 2010

Comparing The Claims Of A Vegetable Based Diet With The Science

AKA: "Bill Clinton's Diet":

"Ornish, Campbell, and Esselstyn are all certain that they have found a dietary solution for coronary artery disease, but they have not found the same solution. If you look closely you will realize that their programs are far from identical. And the evidence to support any of their programs is pretty skimpy. And others disagree strongly: Gary Taubes wrote the huge, extensively referenced tome Good Calories, Bad Calories to debunk the alleged certainty that dietary fat has anything to do with cardiovascular disease, and also to expose the colorful history of nutrition science and how surprisingly little good diet research has actually yet been done.

"A systematic review found that

"3 dietary strategies are effective in preventing CHD: substitute nonhydrogenated unsaturated fats for saturated and trans-fats; increase consumption of omega-3 fatty acids from fish, fish oil supplements, or plant sources; and consume a diet high in fruits, vegetables, nuts, and whole grains and low in refined grain products. However, simply lowering the percentage of energy from total fat in the diet is unlikely to improve lipid profile or reduce CHD incidence.

"A 2010 systematic review concluded

"The evidence base for multifactorial lifestyle interventions is weak."