Free Nutrition Tools & Calculators
Access our collection of free nutrition tools designed for nutritionists, dietitians, personal trainers, and health coaches. Calculate TDEE, macros, recipe nutrition, and download professional meal plan templates.
TDEE Calculator
Calculate Total Daily Energy Expenditure using the Mifflin-St Jeor formula. Get personalized calorie and macro targets.
Macro Calculator
Calculate optimal protein, carbs, and fat intake for any goal. Includes preset diet templates for keto, high-protein, and more.
Recipe Nutrition Calculator
Analyze the nutrition content of any recipe. Calculate calories, macros, and micronutrients per serving.
Meal Plan Templates
Download professional weekly meal plan templates. Includes weight loss, keto, Mediterranean, vegan, and more.
TDEE Calculator (AU/NZ)
TDEE calculator for Australians and New Zealanders. Displays results in kilojoules and follows local dietary guidelines.
Food Nutrition Database
Browse nutrition data sourced from USDA FoodData Central. Detailed macros, vitamins, minerals, and allergen info.
Ideal Body Weight Calculator
Calculate IBW using Devine, Robinson, Miller, and Hamwi formulas. Includes adjusted body weight for clinical use.
Nutrition Label Generator
Create FDA-style nutrition facts labels. Enter nutrition data, add allergens, and download as PNG.
Fiber Calculator
Calculate daily fiber needs by age and gender. Assess intake and get high-fiber food recommendations.
Body Fat Calculator
Calculate body fat percentage using the U.S. Navy method. See health categories and fitness standards.
Percent Weight Change Calculator
Clinical tool for malnutrition screening. Calculate significant weight loss with documentation output.
Mifflin-St Jeor Calculator
Calculate BMR and TDEE using the Mifflin-St Jeor equation. The most accurate formula for the general population.
Katch-McArdle Calculator
Calculate BMR using lean body mass and body fat percentage. Ideal for athletes and fitness enthusiasts.
Schofield Equation Calculator
WHO-recommended BMR calculator using age-specific weight-based equations. Covers all age groups.
TEF Calculator
Calculate the Thermic Effect of Food — how many calories your body burns digesting protein, carbs, and fat.
ROI Calculator
Calculate how much time and money you could save by switching to Foodzilla. See hours saved, revenue impact, and client capacity.
Protein Calculator
Calculate your daily protein needs based on body weight, activity level, and goals. Get per-meal targets and food equivalents.
Calorie Deficit Calculator
Find your optimal calorie deficit for weight loss. Get a personalized plan with daily targets, macros, and projected timeline.
Water Intake Calculator
Calculate daily water needs based on weight, activity, and climate. Includes a personalized hydration schedule.
Sweat Rate & Sodium Loss Calculator
Calculate your personal sweat rate, sodium loss and in-session hydration targets from pre/post-workout weight.
GLP-1 Protein Calculator
Daily protein target on Ozempic, Wegovy, Mounjaro or Zepbound to preserve lean mass. Evidence-based from 1.2–2.0 g/kg goal weight.
Paediatric Calorie Calculator
Daily calorie, protein, fibre and fluid needs for children 0–18 using Schofield equations and IOM Dietary Reference Intakes.
Pregnancy & Breastfeeding Calorie Calculator
Trimester-specific and lactation-stage calorie, protein and micronutrient targets. Based on IOM 2009 DRIs.
Protein Quality Calculator (PDCAAS & DIAAS)
Score any meal for protein quality and find complementary pairings for a complete amino acid profile. Based on FAO/WHO 2013.
PES Statement Generator
Build compliant IDNT nutrition diagnoses in seconds. Problem, Etiology, Signs/Symptoms ready to paste into ADIME notes.
Rucking Calorie Calculator
Calculate calories burned during rucking based on body weight, pack weight, pace, and duration. Adjusts for load.
Calories Burned Walking Calculator
Calculate calories burned walking based on body weight, speed, terrain, and duration. Includes step count estimate.
Bulking Calorie Calculator
Calculate calorie surplus and macro targets for muscle gain. Choose lean, moderate, or aggressive bulk based on Mifflin-St Jeor TDEE.
Free Templates & Forms for Nutrition Professionals
Free Meal Plan Template
Print a professional weekly meal plan template. Covers all meal occasions, daily macro totals and client notes. Free for nutritionists and dietitians.
Free Food Diary Template
Give clients a structured daily food diary. Records meals, portions, calories, macros, water and daily wellbeing notes.
Free Client Intake Form
Collect health history, dietary preferences, allergies, lifestyle and goals from new clients before their first consultation.
Free Grocery List Template
Share a categorised weekly grocery list with clients. Organised by food group for efficient meal prep shopping.
Free Nutrition Assessment Form
Full nutrition assessment with 24-hour diet recall and food frequency questionnaire. Designed for dietitians and nutritionists.
Free Macro Tracking Template
Track weekly calories, protein, carbs, fat and fibre against daily targets. Includes a weekly average row for follow-up consultations.
Free Personal Trainer Waiver Form
Printable liability waiver with health disclosure, emergency contact and media consent. Essential for all new personal training clients.
Free Personal Trainer Contract
Printable services agreement covering sessions, fees, cancellation policy and confidentiality. Protects you and your clients.
Free SOAP Note Template
Printable SOAP note for nutrition consultations. Covers Subjective, Objective, Assessment, and Plan with clinical prompts for dietitians and nutritionists.
Free PAR-Q Form
Printable Physical Activity Readiness Questionnaire based on the PAR-Q+ 2022. Seven screening questions, health notes, and signature block for personal trainers.
Free Workout Programme Template
Printable weekly workout programme for personal trainers. Includes weekly schedule, three session plans with sets, reps, load, RPE, and trainer notes.
Why Use Foodzilla's Free Tools?
- Evidence-based formulas — All calculators use validated equations like Mifflin-St Jeor
- Professional quality — Designed specifically for nutrition professionals
- No signup required — Use our calculators instantly, for free
- 100% ad-free — No ads means faster loading and less battery drain on mobile devices
- Mobile-friendly — Works perfectly on any device