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Our database combines major nutrition sources so you can find almost any item, then add it to your meal and watch your totals update instantly.

Smart food searchSearch by name across a huge catalog of whole foods, brands, and everyday ingredients.

Barcode lookupType or scan a UPC to pull packaged product nutrition instantly.

Meal builderPick servings, stack items, and watch calories and macros add up toward your goal.

Food & Nutrition Database

Can't find your food in a restaurant calculator? Search here for millions of items with full macro breakdowns.

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From restaurant menus to body composition and pregnancy, all built on peer-reviewed science and reviewed by our PhD nutritionist.

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Body Composition & Health

BMI, body fat, ideal weight, and more using medically validated formulas.

📊 ABSI Calculator ⚖️ Anorexic BMI Calculator 🎖️ Army Body Fat Calculator 👶 Baby Growth Percentile Calculator 🏥 Bedridden Patient Height Calculator ⚖️ BMI Calculator ⚖️ BMI NIH Calculator 🔥 BMR Calculator 📊 Body Fat Calculator 📐 Body Shape Calculator 📊 BRI Calculator 📏 BSA Calculator 🫀 Cooper Test Calculator: VO2 Max Estimator 😊 Face Shape Calculator 💪 FFMI Calculator 🔥 Free RMR Calculator: Resting Metabolic Rate 🍽️ Free TEF Calculator: Thermic Effect of Food 🩺 GFR Calculator 📏 Height Calculator ⚖️ Ideal Body Weight Calculator ❤️ Karvonen Formula Calculator 💪 Lean Body Mass Calculator 🏋️ One Rep Max Calculator ⚖️ Overweight Calculator 📊 Skinfold Body Fat Calculator 👣 Step Length Calculator 🚶 Stride Length Calculator: Walking & Running 🎖️ US Marine Body Fat Calculator 📏 Waist-to-Hip Ratio Calculator

Diet & Macro Calculators

Personalized macro targets for weight loss, keto, protein intake, and more.

📉 Calorie Deficit Calculator 🔥 Calories Burned Calculator: 40+ Exercises 🍞 Carbohydrate Calculator 🥑 Keto Macro Calculator 🔄 kJ to Calories Converter 📊 Macro Calculator for Weight Loss 💧 Maintenance Fluid Calculator 🧘 Pilates Calories Burned Calculator 🥩 Protein Calculator 🔬 Protein Molecular Weight Calculator 👣 Steps to Calories Calculator 👣 Steps to Miles Calculator ⚡ TDEE Calculator 🚶 Walking Calories Burned Calculator 💧 Water Fasting Calculator

Vitamins & Micronutrients

Calculate daily vitamin needs based on age, gender, and lifestyle.

🩺 Cholesterol Ratio Calculator 🩺 LDL Cholesterol Calculator 💊 Vitamin A Calculator 💊 Vitamin B Calculator 🍊 Vitamin C Calculator ☀️ Vitamin D Calculator 💊 Vitamin E Calculator 💊 Vitamin K Calculator

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Due date calculators, ovulation predictors, and pregnancy tools.

📅 Conception Calculator 📅 Due Date Calculator 🏥 IVF Success Rate Calculator 📅 Ovulation Calculator 📅 Period Calculator 🤰 Pregnancy Calculator ⚖️ Pregnancy Weight Gain Calculator

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Written & reviewed by a nutrition expert

Jennifer Zoned, PhD

Nutrition Researcher & Senior Nutritionist, Macro & Meals founder

Every calculator and restaurant guide on Macro & Meals is written and reviewed by Jennifer Zoned, who holds a doctorate in Nutrition from Johns Hopkins. Our mission is to turn evidence-based nutrition research into clear, practical tools anyone can use.

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Evidence-Based Guides

Latest Articles & Nutrition Science

Practical diet science, macro guides, and calorie tracking tips written and peer-reviewed by Dr. Jennifer Zoned, PhD.

Browse all 31 articles →

Do Fiber Calories Count? How Fiber Affects Calories and Carbs

Nutrition & Macros

By Dr. Jennifer Zoned, PhD ⏱️ 8 min read

Do Fiber Calories Count? How Fiber Affects Calories and Carbs

Do fiber calories count? Learn how soluble and insoluble fiber affect calories, why labels already include fiber energy, and how to track fiber correctly.

Read article →