This macro calculator provides a science-based starting point using your body weight, height, activity level, and goal to estimate your calorie and macronutrient needs.

While it is a strong starting guide, no calculator can predict your exact needs perfectly because metabolism, training load, stress, sleep, and genetics all influence results. The best approach is to use these numbers as your baseline, then adjust based on your progress, performance, hunger, energy, and body composition changes over time.