I'd be very careful about the before/after pics. I think that if your looking to achieve the ideal physique( in your opinion) the key is to make good nutritional choices. Read some of the articles by Drs Berardi and Lowery.
With that being said in your above post the thing that sent off the red flag for me is the idea of a "Low fat" diet. Its a pretty established that you dietary fats help maintain hormone levels.