Lean Body Mass Calculator
If known, enter your body fat percentage for more accurate results
What is Lean Body Mass?
Lean Body Mass (LBM) is your total body weight minus your body fat weight. It includes muscle, bone, organs, and water.
Why it matters
- Helps track muscle gain during training
- More accurate than BMI for athletes
- Useful for calculating protein needs
API Documentation Coming Soon
Documentation for this tool is being prepared. Please check back later or visit our full API documentation.