<P> These controversies prompted the creation of pyramids for specific audiences, particularly the mediterranean pyramid in 1993 and some Vegetarian Diet Pyramids . </P> <P> The Harvard School of Public Health proposes a healthy eating pyramid, which includes calcium and multi-vitamin supplements as well as moderate amounts of alcohol, as an alternative to the Food Guide Pyramid . Many observers believe that the Harvard pyramid follows the results of nutrition studies published in peer - reviewed scientific journals more closely . But in their book Fantastic Voyage: Live Long Enough to Live Forever, published in 2004, Ray Kurzweil and Terry Grossman M.D., point out that the guidelines provided in the Harvard Pyramid fail to distinguish between healthy and unhealthy oils . In addition, whole - grain foods are given more priority than vegetables, which should not be the case, as vegetables have a lower glycemic load . Other observations are that fish should be given a higher priority due to its high omega - 3 content, and that high fat dairy products should be excluded . As an alternative, the authors postulate a new food pyramid, emphasising low glycemic - load vegetables, healthy fats, such as avocados, nuts and seeds, lean animal protein, fish, and extra virgin olive oil . </P> <P> The University of Michigan Integrative Medicine's Healing Foods Pyramid emphasizes plant - based choices, variety and balance . It includes sections for seasonings and water as well as healthy fats . </P> <P> MyPlate is the current nutrition guide published by the United States Department of Agriculture, depicting a place setting with a plate and glass divided into five food groups . It replaced the USDA's MyPyramid guide on June 2, 2011, concluding 19 years of USDA food pyramid diagrams . </P>

According to the usda food guide pyramid about how much of a person’s diet should be grains