Nutrition & Diet Calculators

60 free nutrition & diet calculators in Fitness & Health.

Alcohol Calorie CountCount calories in alcoholic drinks.
BAC CalculatorEstimate blood alcohol content over time using the Widmark formula.
Beverage Calorie CalculatorCount calories in drinks.
BMR CalculatorCalculate basal metabolic rate via Mifflin-St Jeor, Harris-Benedict or Katch-McArdle.
Caffeine Per Day CalculatorTrack daily caffeine intake.
Caffeine Timing CalculatorTime caffeine intake around sleep.
Calcium Intake CalculatorCheck daily calcium intake.
Calorie CalculatorFind your daily calorie needs for maintaining, losing or gaining weight.
Calorie Density CalculatorCompare foods by calorie density.
Calorie Log CalculatorSum logged calories for a day or week.
Calories in Common FoodsLook up calories in common foods.
Calories Per Meal GoalSet a calorie target per meal.
Carb Timing CalculatorPlan carbohydrate intake around training.
Carbohydrate CalculatorWork out daily carbohydrate needs for your goal and training load.
Coffee Calorie CalculatorCount calories in coffee drinks.
Creatine CalculatorPlan creatine loading and maintenance.
Daily Fiber Intake CalculatorCheck daily fiber intake against goals.
Electrolyte CalculatorCheck electrolyte intake needs.
Fat Intake CalculatorCalculate recommended total and saturated fat intake for your calorie target.
Food Calorie CounterCount calories in a day from foods.
Grocery Nutrition ComparisonCompare foods on nutrition per serving.
Hydration by ActivityAdd fluid needs from exercise.
Hydration by WeightCalculate water needs from body weight.
Iron Intake CalculatorCheck daily iron intake against needs.
Ketone Ratio CalculatorCalculate keto macro ratios.
Low Carb Daily IntakeCheck carbs against a low carb goal.
Macro CalculatorSplit your calorie target into protein, carbohydrate and fat grams.
Meal Calorie CalculatorTotal the calories in a meal from ingredients.
Meal Prep Portion SizesDivide a batch into calorie-controlled portions.
Meal Split CalculatorSplit daily calories across meals.
Net Carb CalculatorCalculate net carbs from labels.
Nutrition Label ReaderDecode a nutrition facts label.
Omega 3 Intake CalculatorCheck daily omega-3 intake.
Per Serving NutritionSplit recipe nutrition per serving.
Post Workout NutritionPlan recovery nutrition after training.
Pre Workout NutritionPlan what to eat before a workout.
Protein CalculatorDetermine daily protein requirements from body weight, activity and goal.
Protein Per BodyweightCalculate protein needs per bodyweight.
Protein Per Meal CalculatorSplit protein intake across meals.
Protein Timing CalculatorPlan protein intake around workouts.
RDA Percentage CalculatorCheck intake against RDA percentages.
Recipe Nutrition CalculatorCalculate nutrition of a whole recipe.
Salad Calorie CalculatorCount calories in a salad.
Salt Intake TrackerTrack daily sodium intake.
Satiety Score CalculatorEstimate how filling a food is.
Serving Size ConverterConvert nutrition between serving sizes.
Smoothie Calorie CalculatorCount calories in smoothies.
Snack Calorie CalculatorCount calories in snacks.
Sports Drink vs WaterDecide when a sports drink is needed.
Sugar Intake CalculatorTrack daily added sugar intake.
Supplement Dose CalculatorCalculate supplement serving sizes.
Sweat Loss CalculatorEstimate sweat loss during exercise.
TDEE CalculatorCalculate total daily energy expenditure from BMR and your activity level.
Vegan Meal Plan CostBudget a vegan meal plan.
Vegan Protein CalculatorPlan protein from plant sources.
Vitamin C Intake CalculatorCheck daily vitamin C intake.
Vitamin Dose ConverterConvert vitamin doses between units.
Water Intake CalculatorEstimate daily hydration needs from body weight, activity and climate.
Weight Watcher Points CalculatorConvert nutrition label values into Weight Watchers-style points.
Weight Watchers Freestyle PointsEstimate Weight Watchers style points.