Prime X Factor In conclusion, it’s important to realize that these body fat organs, like vital organs, have special functions responding to and secreting specific substances and hormones in various parts of the body. This vital organ, the fat organ, is primarily involved with sustenance and nourishment providing for periods of starvation. And, in terms of nourishment, vital fat organs have a lot to do with transmitting to the brain what state of nourishment the body is in. So, it becomes very important to keep these fat organs as optimally nourished as possible. Unchecked, too much of any stimulus will cause a fat organ to increase in growth, and do just what it’s named to do.