People who got the injection, retatrutide, lost 28 percent of their body weight on average after 80 weeks, Eli Lilly said.

Before the rise of GLP-1s, obesity experts didn’t study the internal buzz that compels people to eat. Now that food noise is being switched off, they want to understand it.

His discovery of the protein fragment GLP-1 was crucial in the development of Ozempic, Wegovy and other blockbuster obesity and diabetes treatments.