Fullness Factor: Gut hormone tells brain the stomach is well fed

By John Travis, 15:48 PM April 15, 2008

Sooner or later during a meal–unfortunately often later–you become satiated, and your body lets your brain know that there's no need to eat more. Scientists suspect that the body coveys this message in multiple ways, but one research team now reports that a hormone discovered more than 2 decades ago could be the primary satiety signal sent to the brain.

People who fasted and then received an injection of the hormone, called PYY3-36, 2 hours before an open buffet ate about one-third less than ...

Source URL: https://www.sciencenews.org/article/fullness-factor-gut-hormone-tells-brain-stomach-well-fed