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General

macros

What does macros mean?

Short for macronutrients — the protein, carbohydrates and fats tracked in a diet to build muscle or lose fat.

"I hit my macros most days, especially the protein."

Origin

Clipping of 'macronutrients,' central to bodybuilding and flexible-dieting nutrition.

Frequently asked questions

What are macros in fitness?
Macros are your macronutrients — protein, carbohydrates and fat — tracked in grams each day to hit a specific muscle-building or fat-loss goal.
What are the three macros?
Protein, carbohydrates and fat. Some people also count fibre and alcohol, but the core three are what most lifters track.
How do you count your macros?
You set daily gram targets for protein, carbs and fat, then log everything you eat (usually with an app) to make sure you land on those numbers.
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Slang definitions: FreeDict original editorial.