Macro Distribution Formula:
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The 30-40-30 macro split is a nutritional approach designed for weight loss in women, distributing calories as 30% protein, 40% carbohydrates, and 30% fat. This balanced approach supports muscle preservation while creating a calorie deficit.
The calculator uses the following formulas:
Where:
Explanation: Protein and carbs provide 4 calories per gram, while fat provides 9 calories per gram. The calculator converts calorie percentages into gram amounts for each macronutrient.
Details: Tracking macronutrients helps ensure proper nutrient distribution, supports muscle maintenance during weight loss, and helps create sustainable eating habits while achieving calorie goals.
Tips: Enter your target daily calorie intake. The calculator will automatically compute the recommended protein, fat, and carbohydrate amounts based on the 30-40-30 distribution.
Q1: Why 30-40-30 for women's weight loss?
A: This split provides adequate protein for muscle preservation, sufficient carbs for energy, and healthy fats for hormone balance, making it sustainable for long-term weight loss.
Q2: How do I determine my calorie needs?
A: Use a TDEE calculator to estimate your maintenance calories, then subtract 300-500 calories for a moderate weight loss deficit.
Q3: Should I track macros exactly?
A: While precise tracking can be helpful, focus on hitting your targets within ±10 grams for optimal results without excessive stress.
Q4: Can I adjust these ratios?
A: Yes, some women may prefer slightly different distributions based on activity level, preferences, or specific health conditions.
Q5: How long does it take to see results?
A: With consistent adherence to your calorie and macro targets, most women see noticeable changes within 4-6 weeks.