The reality star traveled to Mexico for an expensive procedure to treat "debilitating pain," prompting an outcry: “We’re not all billionaires”

Kim Kardashian is under fire after promoting an expensive stem cell treatment. In an Aug. 8 Instagram post, Kim talked about traveling to Mexico to receive stem cell therapy to treat "debilitating pain" caused by a shoulder injury from lifting weights two years ago.

Kim Kardashian's Instagram followers reminded the mogul that they aren't in the same tax bracket as she is after she raved about a pricey steam cell treatment.