Nutrition Calculators
Free nutrition calculators to help you reach your fitness goals. Calculate BMI, Calories, Macros and more.
Calorie Calculator
The gold standard for weight loss. Calculate your personalized deficit or surplus targets in seconds.
BMI Check
Quickly assess your Body Mass Index (BMI).
TDEE / Energy
Total Daily Energy Expenditure calculator.
Macro Spliter
Go beyond calories. Optimize your protein, carb, and fat ratios for muscle gain or keto adaptation.
Protein Calculator
Find out how much protein you need daily.
Carb Calculator
Determine your optimal carbohydrate intake.
Fat Intake Calculator
Calculate your recommended daily fat intake.
BMR Calculator
Calculate your Basal Metabolic Rate.
Body Fat Calculator
Estimate your body fat percentage.
Which Calculator Should You Use?
Not sure where to start? Match your goal with the right tool below.
| Goal | Recommended Tool | Why? |
|---|---|---|
| Weight Loss | Calorie + TDEE | Establish your deficit baseline. |
| Muscle Gain | Protein + Calorie | Ensure protein synthesis & surplus. |
| Keto / Low Carb | Carb Calculator | Track net carbs for ketosis. |
| General Health | BMI + Body Fat | Assess overall body composition. |
Create Your Diet Plan
A calculator is just the starting point. Turn your data into a meal plan that actually works for your lifestyle.
Related Nutrition Guides
Frequently Asked Questions
Are nutrition calculators accurate?
They are estimates based on scientific formulas. Individual metabolism varies, so use the result as a starting point and adjust based on real-world progress.
How often should I recalculate?
Recalculate your needs every 5-10 pounds of weight loss or if your activity level changes significantly.
Which calculator should I use first?
Start with the Calorie Calculator or TDEE Calculator to establish your baseline energy needs.
Ready to Transform?
Stop guessing. Start calculating. Get your personalized calorie targets in under 30 seconds.
Start With Calorie Calculator