Generally, a low-calorie meal clocks in at under 400 to 500 calories. Think of it as a friendly boundary, not a wall. It’s enough food to make your stomach stop growling at your co-workers, but not so much that you need a nap afterwards.
But here’s the secret: volume matters more than the number. You can eat a mountain of vegetables and feel stuffed for 200 calories, or a tiny cookie for the same amount and feel betrayed. Your choice.