These supplements have been linked to dozens adverse health events reported to the FDA such as increased blood pressure, racing heart, liver damage, stroke, seizure and death. During 2014, the agency issued seven recalls and more than 30 public notifications about these products. It also maintains an online list of tainted weight-loss products.

Source: Justice Department Slaps Supplement Maker With Criminal Charges

“Sorry, this dude’s not Preferred.”

“But he’s a good friend, healthy, works out all the time>”

“Does he pump iron?”

“Yeah, why?”

“Does he take any supplements?”

“I don’t know, why?”

“Because his liver enzymes are abnormal and if he’s taking anything tell him to stop.”

“Do you think…”

“I’m not a doctor.”