All Health, Fitness & Weight Loss Calculators
Explore our comprehensive suite of 35+ free, dietitian-reviewed calculators designed to support clinical weight management, athletic performance, and dietary planning.
โ๏ธ Core Weight Loss & Metabolism
Track total percentage of starting weight lost & timeline to goal weight.
Body Fat % CalculatorUS Navy method body fat estimation with lean mass breakdown.
BMI CalculatorBody Mass Index calculation with WHO risk categories for men & women.
TDEE CalculatorTotal Daily Energy Expenditure based on activity multiplier.
BMR CalculatorMifflin-St Jeor Basal Metabolic Rate resting calorie burn.
Calorie Deficit CalculatorSafe daily deficit calorie targets (0.5 to 2 lbs fat loss per week).
Daily Calorie CalculatorDetermine maintenance, surplus, and fat loss intake goals.
Fat Loss vs Weight LossEstimate adipose tissue reduction versus lean mass retention.
๐ Cardio, Fitness & Activity Calorie Burn
Calories burned walking with weighted pack/vest and incline.
Cycling & Stationary BikeIndoor spinning, outdoor road biking, and Peloton energy burn.
Rowing Machine CalculatorConcept2 and water rower calorie burn by split pace & watts.
StairMaster & StepperCalories burned climbing stairs and gym stairmill intensity levels.
Elliptical Machine CalculatorZero-impact cardio trainer calorie expenditure estimation.
HIIT & Bodyweight CaloriePush-ups, jump rope, burpees, squats, yoga, and sauna sessions.
Walking Calorie CalculatorSteps, distance, and walking speed calorie burn estimation.
Fitness & Cardio HubComprehensive workout energy burn and aerobic tracking.
๐ฅ Nutrition, Macros & Specific Diet Protocols
Personalized macronutrient gram splits for cutting, recomp, or bulking.
Protein Intake CalculatorTarget daily protein grams to maximize muscle protein synthesis.
Water Intake CalculatorDaily hydration volume adjusted for body weight and climate.
Body Recomposition CalculatorBuild muscle while burning fat simultaneously.
PCOS Calorie & DeficitCalorie and low-glycemic carb adjustments for insulin resistance.
Intermittent Fasting Calculator16:8, 18:6, 20:4, and OMAD window calorie distribution.
Carnivore Diet CalculatorZero-carb animal protein and healthy fat macro splits.
Keto Diet CalculatorKetogenic 75% fat, 20% protein, 5% net carb calculator.
Grams to Calories & kJ to kcalConvert macronutrient grams to calories and calories to pounds of fat.
๐ Food, Drinks & Restaurant Calorie Calculators
Calculate craft beer, IPA, wine, and spirits calories based on ABV %.
Boba & Bubble Tea CalculatorCustom tea base, sweetness level, milk type, and tapioca pearls.
Indian Food Calorie CalculatorButter chicken, tikka masala, naan, dal, and biryani dish nutrition.
Poke Bowl Calorie CalculatorCustom salmon, tuna, brown rice, spicy mayo, and topping breakdown.
Salad Calorie CalculatorGreens, proteins, dressings, and crunch toppings accurate calculator.
Smoothie & Shake CalculatorFruits, whey protein scoops, milk bases, and peanut butter calories.
Sushi Calorie CalculatorNigiri, sashimi, California rolls, and specialty tempura roll calories.
Fast Food Restaurant Hub (11 Chains)Taco Bell, Chipotle, Dutch Bros, McDonald's, Starbucks, Domino's & more.
๐ฉบ Specialized, Clinical & Pediatric Calculators
Semaglutide, Tirzepatide & Wegovy milestone weight loss calculator.
Bariatric Surgery CalculatorExcess Weight Loss percentage (%EWL) post Gastric Bypass or Sleeve.
Postpartum Weight LossSafe postpartum calorie adjustments for breastfeeding mothers.
Newborn Weight Loss (AAP Nomogram)Clinical percentage loss evaluation against the 7% and 10% thresholds.
Infant Weight Loss CalculatorWHO growth standard percentile and weight change metrics.
Baby Weight Loss CalculatorInfant and toddler growth progress evaluation.
Pregnancy Weight GainACOG guideline trimester weight gain projections.
Dog Weight Loss CalculatorVeterinary percentage reduction and daily canine RER calories.
Peptide Dosage CalculatorReconstitution syringe volume and microgram concentration.
Biggest Loser Competition CalculatorFair percentage-based leaderboard scoring for weight loss challenges.