A snack can be planned instead of becoming a last-minute decision. If you often want something between meals or after dinner, leaving that moment unplanned can make the day harder to follow.
Bite Me gives that moment a known portion: 180 calories, 10 g protein and 8 g fiber per US bar. Its practical role is to replace an unplanned snack choice with something you have already included in your day.
This does not mean adding a bar to everything you already eat will cause weight loss. Snack quality, portion and your overall intake all matter. The useful question is what the planned bar replaces and whether its timing fits your needs.