Operational

Lean Body Mass Calculator

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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
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API Documentation Coming Soon

Documentation for this tool is being prepared. Please check back later or visit our full API documentation.