Since most people need to consume between 1,600 and 3,000 calories to maintain their weight, trying a 1,200-calorie diet plan creates a significant calorie deficit that can promote rapid weight loss.

Since most people need to consume between 1,600 and 3,000 calories to maintain their weight, following a 1,200 calorie diet plan can result in fast weight loss — but it's also highly restrictive ...

Being in a calorie deficit can be an effective ... Research shows that 1,200 to 1,500 daily calories for women and 1,500 to 1,800 daily calories for men is a suitable and healthy amount for ...