The Child Nutrition Database (CNDB) is a required part of the nutrient analysis software approved by USDA for use in the National School Lunch Program and School Breakfast Program. Food product data is collected for the following 18 nutrients: calories, total fat, saturated fat, trans fat, cholesterol, sodium, carbohydrate, dietary fiber, protein, vitamin A, vitamin C, vitamin D, calcium, potassium, iron, ash, total sugars, and moisture.