Daily Calorie Intake Formula:
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The daily calorie intake for weight loss is calculated by subtracting a calorie deficit from your Total Daily Energy Expenditure (TDEE). This creates an energy deficit that leads to weight loss over time.
The calculator uses these formulas:
Where:
Details: A calorie deficit is essential for weight loss. A deficit of 500 kcal/day typically results in about 0.5kg of weight loss per week, which is considered safe and sustainable.
Tips: Enter your weight in kg, height in cm, age in years, select your activity level, and choose your desired calorie deficit. The default deficit of 500 kcal/day is recommended for most women.
Q1: What's a safe calorie deficit for women?
A: Typically 300-500 kcal/day for gradual weight loss. Very low calorie diets (<1200 kcal/day) should be medically supervised.
Q2: How accurate is the BMR calculation?
A: The Mifflin-St Jeor equation is about 70% accurate. For greater precision, metabolic testing is needed.
Q3: Why is activity level important?
A: More active individuals burn more calories, so their TDEE is higher and they can eat more while maintaining a deficit.
Q4: Should I adjust my calories as I lose weight?
A: Yes, recalculate periodically as weight loss reduces your BMR and TDEE.
Q5: Is exercise necessary for weight loss?
A: While possible through diet alone, exercise preserves muscle mass and improves overall health during weight loss.