Take a fiber supplement in the morning with your breakfast. It does not matter whether or not this is in pill form or as a drink.
You are probably not getting all the fiber that you need from your diet, especially not if you eat a lot of refined foods.
Fiber supplement that contain psyllium (like Metamucil and Konsyl) are safe for everyday use.
Fiber is essential if you want to lose weight and maintain the weight loss. If you are not getting enough fiber, you can have as much as 4-8lbs of undigested food sluggishly moving around in your intestines.
Please refer to the book for more details on this activity.