Body fat estimator
Track composition changes using the US Navy circumference method and optional three-site caliper inputs.
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Body composition & energy tools
Calculate body fat, protein, hydration, and calorie targets directly inside BodyTypeCalc.
Maintenance calories
Use the Mifflin-St Jeor equation with lifestyle multipliers to plan nutrition phases.
Explore resourceProtein target planner
Translate your body weight and goal into a daily protein range plus per-meal targets you can actually use.
Explore resourceHydration planner
Set a daily water baseline that reflects your weight, training load, and climate so energy stays predictable.
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