Fat Intake Calculator
Calculate daily fat grams from total calories and the percent of calories from fat.
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Health calculators
Ovulation Calculator
Estimate ovulation day and a fertile window from last menstrual period and cycle length.
Use calculatorHealthy Weight Calculator
Estimate a healthy adult weight range from height using BMI 18.5 to 24.9.
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Estimate next period date from last menstrual period date and average cycle length.
Use calculatorCarbohydrate Calculator
Calculate daily carbohydrate grams from calories and the percent of calories from carbs.
Use calculatorTarget Heart Rate Calculator
Estimate a target heart rate using age, resting heart rate, and 50% heart rate reserve.
Use calculatorLean Body Mass Calculator
Estimate lean body mass from weight (kg), height (cm), and sex.
Use calculatorTDEE Calculator
Estimate maintenance calories from Mifflin-St Jeor BMR and an activity factor.
Use calculatorProtein Calculator
Estimate daily protein from weight and grams per kilogram.
Use calculatorMacro Calculator
Estimate daily calorie target from body stats, activity, and goal.
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