B&P shakes!!!Please read!

I know there have been many explanations and pros and cons about taking P&B shakes, but I would like to know from those who have used it how highly do your recommend it and how does it affect the cleanse and how many times you should take it and at what time of the day!??? I would truly appriciate anyr responses..
thank you for your support and help..to all of you..beginners and advancers alike..this forum keeps me going even when little mistakes try to get on my way of being healthy and fit!
always,
Yola