Macro Calculator
Get your daily protein, fat, and carb targets in grams.
Macro Calculator
kcal
Live result
Protein
~680 kcal
170
Fat
~660 kcal
73
Carbs
~860 kcal
215
What it is
Macros (protein, fat, carbs) are the building blocks of every calorie. Hitting protein especially matters for body composition.
The formula
Protein ≈ 1.0–1.1 g/lb bodyweight Fat ≈ 25–30% of calories Carbs fill the rest
Why it matters
Understanding macro calculator helps you make a better-informed decision before you commit money or time.
Worked examples
Try the example
Use the defaults above as a starting point — then adjust the inputs to match your situation.
Common pitfalls
- Double-check the units on every input — most errors come from mixing units.
- Round at the end, not in the middle of the formula.
Frequently asked questions
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