Body Composition Tools & Calculators
Strict, clinical-grade calculators for tracking physical protocols. No fluff, just the math.
The Arsenal
Use these tools to calculate your metrics based on raw data inputs. We expose the formulas so you know exactly what is happening to your numbers.
Skinfold Caliper Methods
- Jackson-Pollock 3-Site Caliper (Men & Women)
- Jackson-Pollock 7-Site Caliper
- Parillo 9-Site Method
- Durnin-Womersley 4-Site
Tape Measure Estimations
Metabolic & Indexing Metrics
- Fat-Free Mass Index (FFMI)
- BMR (Cunningham Equation)
- BMR (Mifflin-St Jeor)
- Waist-to-Height Ratio (WHtR)
- LBM Calculator
- Standard BMI (For baseline comparison)