Alison Sweeney is fighting mad about a company she claims is using her photo to market a diet supplement she says she would never endorse.
"They're Internet trolls, and people need, unfortunately, to be really careful," Sweeney told ET.
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According to the former Biggest Loser host, the company made a fake Instagram post that they claimed was from Sweeney as well as a fictitious article, which contains false quotes that Sweeney never said.
Sweeney told ET that she's sent a cease and desist letter to the company and has hired a legal team that is "getting involved in litigation."
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"The bottom line is one of the best things I learned at The Biggest Loser is how important health is and how important it is to eat right and work out," she said. "There are no short cuts."