Appetite is increased by:
Decrease Feeding (Anorexigenic) Increase Feeding (Orexigenic) a-Melanocyte-stimulating hormone Neuropeptide Y Leptin produced by adipocytes (leptin resistance is associated with obesity) Agouti related protein Serotonin Melanin concentrating hormone Norepinephrine Orexins A and B Coicotropin-releasing hormone Endorphins Insulin Galanin Cholecystokinin Amino acids (glutamate and GABA) Glucagon like peptide Coisol Cocaine- and amphetamine-regulated transcript Ghrelin (released mainly by the oxyntic cells of the stomach) Peptide YY Endocannabinoids
Leptin
Peptide YY
Ghrelin
Cholecystokinin
Gastrointestinal System