Lean Body Mass Calculator | LBM Calculator

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Q. What is a Lean Body Mass ?

Your lean body mass is the amount of weight you carry on your body that isn't fat. It is often defined as the difference of total body weight (BW) and body fat (BF) weight : LBM = BW − BF.

Use our body fat calculator to estimate your body fat weight.

Having a higher and healty Lean body mass percentage may make you less likely to become sick and your metabolism activity would be high. Having a low lean body mass, however, may increase the risk of falling sick very easily.

Known Fact : kids, men and younger people tend to have more lean body mass than women or older individuals.

This calculator estimates your lean body mass using three formulas namely, Boer's formula, James Formula and Hume Formula.

Please enter the details below to calculate your lean body mass.

  Value based on Boer formula 

  Value based on James formula 

  Value based on Hume formula