LM LiftMath

nutrition

Macro Calculator

Calculate protein, fat, and carb targets from calories and bodyweight.

6 formulas
lb/kg
No signup

Manual calories override the selected goal for macro targets.

BMR

1780
Calories before activity

TDEE

2759
Estimated maintenance

Macro calories

2750
Manual calorie target

Protein

176g

704 calories

Fat

76g

688 calories

Carbs

340g

1358 calories

How the calorie estimate works

BMR uses Mifflin-St Jeor. TDEE multiplies BMR by an activity factor, then goal calories add a practical deficit or surplus. Treat the result as a starting target and adjust after two weeks of scale trend data.

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Questions lifters ask

How should I use the Macro Calculator? +

Use the output as a starting estimate, track actual bodyweight and performance for two weeks, then adjust based on trend data.

Is this medical advice? +

No. These calculators are for general training planning. Work with a qualified professional if you have medical conditions or disordered eating history.