| 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 |
| NIH_nutrient_recommendations | Nutrient recommendations |
| nutrientIntakePlot | Visualize nutrient intake levels |
| nutrientPiePlot | Visualize the main foods contributing to the intake levels of a nutrient |
| NutrienTrackeRapp | Starts shiny app for NutrienTrackeR |
| nutrientsTimeTrend | Visualize time trends of nutrient intake levels |
| nutrient_group | Nutrient groups |
| sample_diet_USDA | Example of a one-week diet |
| subsetFoodRichIn | Find nutrient-rich foods |