NIH_nutrient_recommendations
                        Nutrient recommendations
dietBalance             Nutrition calculator
findFoodName            Find food names based on keywords
food_composition_data   Nutritional values for common foods and
                        products
getFoodGroups           Get the names of the food groups included in a
                        given database
getNutrientNames        Get the names of nutrients included in a given
                        database
nutrientIntakePlot      Visualize nutrient intake levels
nutrientPiePlot         Visualize the main foods contributing to the
                        intake levels of a nutrient
nutrient_group          Nutrient groups
nutrientsTimeTrend      Visualize time trends of nutrient intake levels
sample_diet_USDA        Example of a one-week diet
subsetFoodRichIn        Find nutrient-rich foods
