Lean Body Mass Calculator
Calculate your lean body mass and body composition metrics using various formulas.
Results
Lean Body Mass54.7 kg
Total weight minus fat mass
Fat Mass15.3 kg
Estimated body fat weight
Body Fat Percentage21.9%
Ideal range: 10-20%
Fat-Free Mass Index18.9
Category: Average
Calculations
Boer Formula
0.407 × weight + 0.267 × height - 19.2
Result: 54.68 kg
Recommendations
Body Composition
Focus on fat loss while maintaining muscle mass
Training
Focus on resistance training to build muscle
Nutrition
Consume 120g protein daily to support lean mass
Measurement
Regular body composition assessments recommended