In 1977 a Senate committee told Americans to eat less, not just enough, to prevent heart disease, cancer and stroke. That reframing set the government against the meat, dairy and egg industries. Over thirteen years and three administrations, federal advice to cut back was repeatedly revised or softened after industry pressure.
Who's who
George McGovernSenator who chaired the committee that issued Dietary Goals
Mark HegstedDrafter of the report who framed diet around chronic disease
1968Senate Select Committee on Nutrition and Human Needs formed to address hunger
January 1977Dietary Goals for the United States released, framing diet as a chronic-disease issue
1977A revised edition softens the language on meat after industry objection
1979Healthy People urges less red meat, drawing a protest from cattlemen
1980First Dietary Guidelines for Americans issued jointly by USDA and DHEW
1990Third edition of the Guidelines shifts wording from avoid too much to choose a diet low in
Still debated
The science linking saturated fat and cholesterol to heart disease was genuinely debated then and is still contested at the margins. Whether the softening was captured lobbying or reasonable caution, and whether McGovern capitulated or practiced pragmatic survival, are matters of interpretation.