A high protein, low fat diet is just a "Politicaly correct" Atkins diet with no more thought or science to it than that.
I don't want to stop you making your own choices yet I feel compeled to post this reference so that you can have another point of view,
http://www.westonaprice.org/bookrevi...beachdiet.html
For a couple of reasons the WAPF rates the South Beach diet less desirable than a low fat, high carbohydrate diet.
Regards, Anthony