Nutrition Calculator
BMI, BMR, body fat and calorie calculation tools
Complete Health & Fitness Calculator Suite
Professional health assessment tools with 15+ calculators for BMI, body composition, pregnancy, fitness, and nutritional analysis
Calculate daily carbohydrate needs
How to use: Calculate daily carbohydrate needs based on activity and goals. Enter your weight in kilograms. Select activity level: Low (sedentary), Moderate (regular exercise), High (athlete), or Very High (endurance athlete). Choose your goal: Weight Loss (lower carbs), Maintain Weight (balanced), or Muscle Gain (higher carbs). Shows recommended daily carbs in grams and total calories from carbs. Carb needs: Weight loss 2-3g/kg, Maintenance 3-5g/kg, Athletes 5-8g/kg, Endurance athletes 8-12g/kg. Carbs provide 4 calories per gram. Essential for meal planning and energy management.
Calculate daily protein requirements
How to use: Protein calculator determines daily protein requirements for muscle maintenance and growth. Enter your weight in kilograms. Select activity level from Sedentary to Very Active (athletes). Choose your goal: Weight Loss (high protein preserves muscle), Maintain Weight, or Muscle Gain (maximum protein). Shows total daily protein in grams and recommended grams per meal (assuming 3 meals). Protein needs: Sedentary 0.8g/kg, Active 1.2-1.6g/kg, Athletes 1.6-2.2g/kg, Muscle gain 2.0-2.5g/kg. Protein provides 4 calories per gram. Essential for fitness, recovery, and body composition.
Complete Health Calculator Guide
Our comprehensive health calculator suite provides accurate, evidence-based tools for fitness tracking, pregnancy planning, nutritional analysis, and medical assessments. All calculations follow established medical formulas and guidelines.
Body Composition Analysis
- • BMI Calculator with age-specific ranges
- • Body Fat Percentage (US Navy method)
- • Ideal Weight calculation
- • Healthy Weight ranges
- • Overweight assessment
Metabolic Calculations
- • BMR (Basal Metabolic Rate)
- • TDEE (Total Daily Energy Expenditure)
- • Calorie needs for weight goals
- • Activity level adjustments
- • Metabolism tracking
Pregnancy & Conception
- • Due date calculator
- • Conception date estimation
- • Pregnancy week tracker
- • Fertility window calculation
- • Menstrual cycle analysis
Fitness & Performance
- • Running pace calculator
- • One Rep Max estimation
- • Training zone calculations
- • Performance tracking
- • Workout planning
Nutrition Planning
- • Carbohydrate requirements
- • Protein intake calculation
- • Macronutrient planning
- • Goal-specific nutrition
- • Meal planning support
Medical Assessments
- • GFR (Kidney function)
- • Body Surface Area
- • Health risk assessment
- • Medical dosing calculations
- • Clinical measurements
How to Use Our Health Calculators
Accurate Measurements
For best results, take measurements in the morning, use consistent units, and ensure accurate height and weight measurements. Body measurements should be taken without clothing for precision.
Professional Guidance
These calculators provide estimates based on established formulas. Always consult healthcare professionals for medical decisions, diagnosis, or treatment plans. Results may vary based on individual factors.