A way of showing a healthy diet graphically, by grouping foods and the amounts of each group that should be eaten each day, based on nutritional recommendations.
Established by the US Department of Agriculture in 1993, the pyramid replaces the traditional reliance on the four food groups concept long advocated by nutritionists. It emphasizes a lowered intake of saturated fats and simple carbohydrates and an increased intake of vegetables and unsaturated fats and proteins.