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Lean Body Mass

Calculate your lean body mass (total weight minus fat) using the Boer formula based on height and weight.

How to Use the Lean Body Mass

  1. 1

    Enter weight and height

    Input your weight and height in metric or imperial units.

  2. 2

    Enter gender

    Select your gender for the appropriate formula.

  3. 3

    View LBM estimate

    See your estimated lean body mass and fat mass in kg/lbs.

💡 Tips & Tricks

  • Track LBM over time to ensure weight loss comes from fat, not muscle.
  • Higher LBM means a higher resting metabolic rate.
  • Use LBM (not total weight) to calculate protein needs for more accurate targets.

Frequently Asked Questions

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