Clinical Healthspan Tools
Validated formulas and interactive calculators used to assess metabolic health, body composition, and functional capacity. All tools process data locally on your device.
Metabolic & Lab Analytics
Body Composition & Nutrition
FFMI Index
Fat-Free Mass Index adjusting for height.
Protein Scaler
Calculate target daily protein per kg bodyweight.
BMR Calculator
Basal Metabolic Rate via Mifflin-St Jeor.
TDEE Calculator
Total Daily Energy Expenditure.
Macro Split
Determine grams based on caloric goals.
Ideal Body Weight
Using the Devine clinical formula.