Written By: Gloria Tsang, RD
Title: Founding Registered Dietitian
Alumni: University of British Columbia
Last Updated on:
Daily Calorie Needs Calculator
At HealthCastle.com, we are passionate about helping people manage their health through practical, science-based nutrition. This BMR and calorie needs calculator is built by registered dietitians using the Harris-Benedict equation, a validated method for estimating your basal metabolic rate and daily energy needs based on guidelines from the following sources:
- Health Canada1
- World Health Organization2
- U.S. Institute of Medicine3
Enter your age, weight, height, gender and activity level to get a personalized estimate for maintenance, weight loss or weight gain. It is a simple tool to support your path to better health.
Daily Calorie Needs Calculator
Disclaimer: This calculator is for general informational purposes only and is not a substitute for professional medical advice, diagnosis or treatment. Always consult a registered dietitian or other qualified healthcare professional if you have questions about your health or nutritional needs.
Sources
HealthCastle has strict sourcing guidelines. We reference peer-reviewed studies, scientific journals and associations. We only use quality, credible sources to ensure content accuracy and integrity.
- Health Canada. Dietary Reference Intakes (DRI) tables: Equations to estimate energy requirement. Government of Canada, 2023, https://www.canada.ca/en/health-canada/services/food-nutrition/healthy-eating/dietary-reference-intakes/tables/equations-estimate-energy-requirement.html
- World Health Organization. Energy and Protein Requirements. WHO Technical Report Series 724, WHO, 1985, https://apps.who.int/iris/handle/10665/39527
- Institute of Medicine. Dietary Reference Intakes for Energy, Carbohydrate, Fiber, Fat, Fatty Acids, Cholesterol, Protein, and Amino Acids. National Academies Press, 2005, https://nap.nationalacademies.org/read/10490
Alumni: University of British Columbia – Gloria Tsang is the author of 6 books and the founder of HealthCastle.com, the largest online nutrition network run by registered dietitians. Her work has appeared in major national publications, and she is a regularly featured nutrition expert for media outlets across the country. The Huffington Post named her one of its Top 20 Nutrition Experts on Twitter. Gloria’s articles have appeared on various media such as Reuters, NBC & ABC affiliates, The Chicago Sun-Times, Reader’s Digest Canada, iVillage and USA Today.
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