There can be a few possible causes for this
Do you have Smart Macros enabled?
- If you've turned on Smart Macros (Settings > Macros > Smart Macros), then the app will recalculate your calories macros each time your change your weight or profile, based on the macros ratios you've set. Learn more here.
Have you met your weight goal?
- If you've set a weight goal (Settings > Health Goals > Weight), and you've met your weight goal, Smart Macros will switch to maintenance mode and significantly increase you calories and macros goals. Learn more here.
Have you enabled the Ease Into My Diet setting?
- If you've just joined and turned on Ease Into My Diet, the app will gradually modify your macros and calories goals each day until you reach your desired goals. Learn more here.