Macro Calculator for Weight Loss: Personalized Nutrition Plan Generator

Enter age, weight, height, gender, activity, and your preferred deficit; the calculator returns calories plus grams of protein, fat, and carbs. A 40-year-old, 68 kg, 172 cm, moderately active woman needs roughly 1 660 kcal to lose 0.5 kg a week—132 g protein, 52 g fat, 166 g carbs (Mifflin et al., 1990).