The myth is that celery has zero calories because you burn more calories chewing it than the vegetable actually contains. While, like these other foods myths, that may not be true, celery is in fact mostly water. In other words, it is about as close to being calorie-free as you can get, and therefore is a better lo-cal choice than many other options on this list.
Splenda can lead to weight gain, and not just because it’s not zero calories. “It’s an artificial sweetener which confuses the brain in terms of satiety signals and can cause weight gain down the road. Avoid it,” advises Dr. Shilpi.