Formulas:
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Macronutrients (macros) are the nutrients your body needs in large amounts: protein, carbohydrates, and fats. Calculating your ideal macro intake helps with weight management and achieving fitness goals.
The calculator uses these formulas:
Where:
BMR: Calories your body needs at complete rest.
TDEE: Total calories burned including activity.
DC: Recommended daily calories for weight loss (500 kcal deficit).
Macros: Recommended protein (25%), carbs (55%), and fat (20%) distribution.
Tips: Enter your current weight in kg, height in cm, age in years, and select your activity level. Use accurate measurements for best results.
Q1: Why subtract 500 calories from TDEE?
A: A 500 kcal daily deficit typically results in about 0.5 kg (1 lb) of weight loss per week.
Q2: Are these macro ratios suitable for everyone?
A: The 25/55/20 ratio is a general guideline. Athletes may need more protein, while others may prefer different distributions.
Q3: How often should I recalculate my macros?
A: Recalculate whenever your weight changes significantly (5+ kg) or your activity level changes.
Q4: Why different formulas for men and women?
A: Men and women have different body compositions affecting metabolic rates.
Q5: Can I adjust the macro percentages?
A: Yes, you can modify the percentages in the formulas based on your specific dietary needs.