FGF21 and Sugar Craving (IMAGE) University of Iowa Health Care Caption The hormone FGF21 is made in the liver and acts in the brain to suppress sugar intake and the preference for sweet taste. The cartoon illustrates the role FGF21 plays in food choices. Understanding the biological mechanisms that control sugar intake and preference for sweet taste could have important implications for managing and preventing health problems like obesity and type 2 diabetes. Credit Matthew Potthoff, University of Iowa Carver College of Medicine Usage Restrictions Please contact Laura Shoemaker at laura-shoemaker@uiowa.edu for permission to reuse image. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.