F.Y.I I found this info on line. Hope it helps
When the body taps its fat deposits to produce energy, the triglycerides in the fat cells are removed. These are then broken down into glycerols and fatty acids and are absorbed into your muscle tissue and internal organs, where they are broken down even further through various chemical processes. The products of these chemical processes either go for use as energy in the body or they are waste products to be removed from the body, according to the Mayo Clinic.
Role of Water
Water is the vehicle used to remove these waste products from the body. The leftover materials of fat breakdown are then filtered out of your organs by water. The water carries these byproducts to your bladder, and they are then expelled from the body through your urine.
Read more: http://www.livestrong.com/article/545311-h