If there’s one thing the standard American diet (SAD) lacks, it’s fiber. Daily recommendations are set at 25 to 30 grams, but less than 3 percent of Americans consume that much. In fact, most are getting an average of only 15 grams per day. By contrast, among more than 71,000 subjects participating in the Adventist Health Study-2, those consuming a vegan diet (5,694 subjects) consumed an average of 46 grams of fiber daily.
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