Estimate how long it may take to reach your goal weight and explore practical weight loss tools and guides.
Browse quick guides for common weight loss goals. These pages answer popular questions like how long it may take to lose a certain amount of weight at different weekly rates.
This weight loss timeline calculator estimates how long it may take to reach a goal weight using commonly accepted calorie deficit assumptions. It uses the Mifflin-St Jeor formula to estimate maintenance calories and then calculates expected weight loss rates.
These numbers are estimates only. Real weight loss varies based on metabolism, medical conditions, diet consistency, and activity level.
You can also use our body fat calculator and ideal weight calculator to estimate your body composition and ideal goal weight.