The document summarizes the history and development of nutritional guidelines in the United States. It discusses how the guidelines are created by a committee appointed by the USDA and HHS, but are influenced by food producers and lobbyists. It notes how the guidelines have changed over time but have failed to fully address issues like trans-fats and have over-emphasized carbs. The document concludes that the guidelines are not as effective as they could be due to these various influences and because they do not adequately reach all segments of the population.