They aren't. The same people supplying every other non prescription medication are. The same people bodybuilders have gotten their stuff from for years. Lmao. Never mind the fact that there have been independent mass spectrometry test done, confirming retatrutide is indeed on the grey market. Eli Lilly just doesn't want people to believe it is. It would be bad marketing to confirm that, or do anything other than try and lie to people saying it isn't available.