Mifflin-St Jeor calories plus a goal-based split for protein, carbs and fat — the exact math FittyBitty uses to build your daily targets. Nothing leaves your browser.
BMR: – kcal · TDEE: – kcal. Want this tracked automatically, with photo/voice meal logging against it? See FittyBitty Nutrition.
Estimates only, not medical advice. Consult a professional before making significant changes to your diet.