This is a franchised name brand really. They just tell your doctor the protocols they use and your doctor uses them on you.
Again this is going to be either drugs or surgery type solutions. In my opinion, only for the severely obese, even though a lot of people use this plan, that doesn't mean it works long term. I'd bet you a donut that if you look at the long term results from this type of plan, you will find more failure than success.
If you're really interested in losing weight as fast as possible while keeping it off, I explain why and how my weight loss program works in my new weight loss and diet program.