The fat layer of skin is located in the subcutaneous layer of tissue called the hypodermis. The thickness of the fat layer, which varies greatly from one person to another, depends on the size and number of fat cells.
Update Date 5/15/2013
Updated by: David A. Lickstein, MD, FACS, specializing in cosmetic and reconstructive plastic surgery, Palm Beach Gardens, FL. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.