Nutrition & Diet Calculators
Estimate daily calorie needs, macronutrient targets, and water intake using validated formulas like Mifflin-St Jeor for your goals.
This category currently includes 9 tools, including TDEE Calculator, Macro Calculator, and Water Intake.
These resources are built for patients, coaches, and clinicians tracking health metrics over time. Use the results as decision support and pair them with full clinical context and local guidelines.
All Nutrition Tools (9)
TDEE Calculator
Calculate TDEE, maintenance calories, and BMR with the Mifflin-St Jeor equation to set calorie targets for fat loss, maintenance, or lean gain.
Macro Calculator
Calculate your daily macronutrient needs for protein, carbs, and fat. Free macro calculator with customizable splits for cutting, bulking, or maintenance goals.
Water Intake
Calculate recommended daily water intake based on body weight and activity level, with hydration targets in liters and cups.
Calorie Calculator
Calculate your daily calorie needs based on the Mifflin-St Jeor equation. Get personalized BMR, TDEE, and target calories for weight loss, maintenance, or gain.
Pregnancy Weight Gain
Track pregnancy weight gain against IOM guidelines. Calculates recommended total gain based on pre-pregnancy BMI and current gestational age.
Child BMI Percentile
Calculate BMI-for-age percentile for children and teens (ages 2–20). Based on CDC growth chart data for weight classification.
Glycemic Index
Look up glycemic index values for common foods to help manage blood sugar and diet planning.
Protein Intake
Calculate recommended daily protein intake based on body weight, activity level, and fitness goals.
MUST Score
Screen adults for malnutrition risk using BMI, unplanned weight loss, and acute disease effect with the MUST score.