Weight loss percentage calculator

To calculate how your body weight percentage has changed, just enter your starting weight and current weight, choose pounds or kilograms, and click the “Calculate” button to see the change in your body weight as a percentage:

Calculating your weight loss as a percentage may help you to lose weight in a healthier and more sustainable way than simply looking at pounds or kilograms because it tells you how much you’ve lost as a proportion of your original weight. 

It's important to note that weight shouldn’t be your only focus when you’re working to improve your health. Try also looking at other measures, such as increases in strength, fitness, and energy, or changes to how your clothes fit.

Take our free quiz to learn how you can start eating the best foods for your unique body.