Method

1 kg of body fat ≈ 7700 kcal. We compute the total deficit and divide by days to find the daily calorie deficit needed. Sustainable rates are 0.5–1 % of body weight per week.

Frequently Asked Questions

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How accurate is the Weight-Loss Goal Calculator?

Our Weight-Loss Goal Calculator uses industry-standard formulas and methodology. You can view the exact formula and calculation logic used in the methodology section above to verify the math yourself.

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