Macro Calculator

Macro Calculator

Calculate your daily calorie needs and optimal macronutrient breakdown (protein, carbohydrates, fat) based on your body stats and fitness goal.


Understanding Macronutrients

Macro Calories/g Primary Role Sources
Protein 4 kcal Muscle repair & growth Chicken, fish, eggs, legumes
Carbohydrates 4 kcal Primary energy fuel Rice, oats, fruit, vegetables
Fat 9 kcal Hormones, brain, fat-soluble vitamins Avocado, nuts, olive oil, fish

Calorie Adjustments by Goal

  • Cut — 500 kcal deficit targets ~0.5 kg (1 lb) of fat loss per week
  • Maintain — eating at TDEE keeps weight stable
  • Bulk — 300 kcal surplus minimizes fat gain while building muscle