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 12/2/2014
Updated by: Richard J. Moskowitz, MD, dermatologist in private practice, Mineola, NY. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.