This article is a compilation of links to the different sources used in NutriAdmin when creating meal plans. The sources include:

  • nutritional information for food items
  • dietary reference intakes
  • formulas to calculate nutritional parameters

Nutritional information for food items

Nutritional data is provided by the United States Department of Agriculture. More information can be found on the link below:

Dietary reference intakes

Values for dietary reference intakes for micronutrients, as well as data for tolerable upper levels is provided by the Food and Nutrition Board, Institute of Medicine, National Academies. For reference, please check:


For the Body Mass Index (BMI), please check:

The Basal Metabolic Rate (BMR) is calculated using the Harris-Benedict equation:

For Protein DRI based on body weight and/or lean body mass, the reference materials are:

The DRI (Dietary Reference Intake) for daily protein based on body weight is:

  • 0.36 grams per lb of body weight (US)
  • 0.8 grams per kg of body weight (EU)

The formula used to calculate daily protein consumption based on lean body mass is:

  • 0.5 gram of protein per lb of lean body mass (US)
  • 1 gram of protein per kg of lean body mass (EU)

Protein recommendations are increased by 25% for athletes, people over the age of 70, and pregnant/lactating women.