Clinical Calculators
Free, practitioner-focused calculators for body composition, nutrition, clinical dosing, and fitness assessment. All calculations run in your browser — no data is stored or transmitted.
Body Composition
BMI Calculator
Calculate Body Mass Index from height and weight. Supports both imperial (ft/in, lbs) and metric (cm, kg) units with instant category classification.
Use Calculator →Ideal Body Weight Calculator
Estimate ideal body weight using four validated clinical formulas. Compare results from Devine, Robinson, Miller, and Hamwi methods side by side.
Use Calculator →Body Fat % Calculator
Estimate body fat percentage using the U.S. Navy circumference method. Get body composition breakdown including lean mass, fat mass, and fitness category.
Use Calculator →Nutrition & Hydration
BMR / TDEE Calculator
Calculate Basal Metabolic Rate and Total Daily Energy Expenditure using the Mifflin-St Jeor equation. See calorie needs across five activity levels.
Use Calculator →Water Intake Calculator
Estimate daily water intake needs based on body weight, activity level, and climate. Results shown in ounces and liters for easy patient communication.
Use Calculator →Clinical
IV Drip Rate Calculator
Calculate IV flow rate in drops per minute and milliliters per hour. Includes common drop factor presets (10, 15, 20, 60 gtt/mL) for quick calculations.
Use Calculator →Dosage Calculator
Calculate weight-based dosage for medications, supplements, and herbal preparations. Determine total dose and volume to administer from patient weight and concentration.
Use Calculator →Generate SOAP Notes with AI
Pair your clinical assessments with professional documentation. Try Wellistic free — no credit card required.