Build a timeline-based plan to lose or gain weight with daily calorie targets.
Aim for 0.5–1% of body weight per week for sustainable changes.
Yes—adjust every few weeks as your weight and activity change.
Calculate total daily energy expenditure and maintenance calories.
Try calculator →Plan safe weight loss with a personalized deficit.
Try calculator →Set daily protein, carbs, and fat targets.
Try calculator →Estimate daily protein needs for your goals.
Try calculator →Learn how calories drive maintenance, loss, and gain.
Explore guide →Set protein, carb, and fat targets with confidence.
Explore guide →Understand BMI, body fat, and lean mass metrics.
Explore guide →Use heart-rate zones to train smarter.
Explore guide →