Mate consumption may modestly increase GLP-1 and has been used to space meals without snacking.

“in South America in uguay and Argentina it was long thought that um y bam mate consumption which we know very modestly increases glp1 and by the way a lot of other things do too um that people were taking it for its uh after meals for its laxative effect partially but that's you know it's not pleasant for but that's but that's also at the colon that's at the level of rather stomach but it is used fairly effectively for people to space their meals without snacking that you're you know and maybe it's the glp1 maybe it's something else”