Weight Loss Formula:
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The weight loss calculation estimates how much weight you can expect to lose in a month based on your daily calorie deficit. It uses the scientifically accepted value that 1kg of body weight is roughly equivalent to 7,700 calories.
The calculator uses the weight loss formula:
Where:
Explanation: The equation calculates your total monthly calorie deficit and converts it to kilograms of weight loss.
Details: Creating a consistent calorie deficit is the fundamental requirement for weight loss. This calculator helps you understand how your daily efforts translate into monthly results.
Tips: Enter your average daily calorie deficit in kcal/day. For accurate results, track your food intake and energy expenditure carefully.
Q1: Is 7,700 calories really equal to 1kg?
A: This is an approximate value that works well for most people, though individual results may vary slightly based on body composition.
Q2: Why does weight loss slow down over time?
A: As you lose weight, your body requires fewer calories to maintain its new size (lower basal metabolic rate).
Q3: What's a healthy calorie deficit?
A: Generally 300-500 kcal/day for mild weight loss, 500-1000 kcal/day for moderate weight loss (0.5-1kg/week).
Q4: Does the type of calories matter?
A: While calorie deficit determines weight loss, nutrient quality affects health, satiety, and body composition.
Q5: Should I adjust my deficit as I lose weight?
A: Yes, you may need to periodically recalculate your needs as your weight changes to maintain the same deficit.