ISOFITNESS
Weight Loss Calorie Calculator

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The numbers below represent the daily caloric requirement of your body and the daily caloric intake necessary to lose the weekly amount specified, based on your weight, percent body fat, air temperature and activity level. They are approximations only (based on temperature corrections of the Katch-McArdle formula).

Generally, the estimates will be accurate to within 14% of actual values. You should consult with a Registered Dietitian, or Nutritionist, to be certain of your needs.

It is not recommended that you attempt to maintain a weight loss of more than 2 lbs per week.

Enter your information below in
lbs/deg F 
kg/deg C

Weight (lb or kg)
% Bodyfat
Avg temperature you are exposed to (deg F of C)
Desired weekly fat loss (lb or kg) 		Next, click the button which best describes your average daily exercise level.

Sedentary (little or no exercise, desk job)
Lightly active (light exercise/sports 1-3 days/wk)
Moderately active (moderate exercise/sports
      3-5days/wk)
Very active (hard exercise/sports 6-7 days/wk)
Extremely active (hard daily exercise/sports & physical
      job or 2X day training, i.e. marathon, contest etc.)
Click the the Calculate button to calculate, or the Clear button to clear the form. You may read the results to the right.

 kiloCalories(kCal) per day to maintain current weight:
kCal per day

KiloCalories(kCal) per day to lose lbs per week:
kCal per day

Copyright © 2007 Greg Kelly.  All rights reserved.