Dietary Intake


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•  Use of databases of nutritional content of foods to calculate intakes of essential nutrients from a daily diet

The recommended daily intake for a nutrient (RDI) is the daily dietary level required to meet the requirements of health

  • It is an estimate only and will vary according to age, gender, activity levels and medical conditions

The recommendations are based on a daily energy intake of 8400 kJ (2000 kcal) for healthy adults

  • On food packages, this information is usually presented as a percentage of a daily total (based on identified serving size)

Recommended Daily Intake (RDI)

dietary intake

Dietary intake can be recorded and compared against levels of energy expenditure in order to monitor weight change

  • There are a variety of online databases and software programs that can be used to calculate dietary intake and expenditure

A free online database and nutritional calculator can be accessed by clicking on the link below: