EXCLUSIVE: Alison Sweeney Fires Back at 'Internet Trolls' Over Alleged Fake Diet Pill Endorsement

EXCLUSIVE: Alison Sweeney on How She's Stopping 'Internet Trolls…

'Madame Web' Trailer No. 1

Michael Strahan Returns to ‘GMA’ After Dealing With ‘Personal Fa…

Johnny Depp, Sharon Stone, Michelle Williams and More Stars Retu…

Inside Buddy Valastro’s Factory That Produces 10,000 Cakes a Day…

'RHOP's Gizelle Bryant Reacts to Robyn's So-Called Scandal and C…

Priscilla Presley Breaks Down Discussing Lisa Marie Presley's De…

Charlize Theron on Passing Down Philanthropy to Her Kids and 'Ho…

Kate Beckinsale Wears Full Glamour Makeup for Dental Surgery

Mariah Carey Surprises Jimmy Kimmel With Christmas Prank

'The Golden Bachelor': Gerry Gets Emotional and Walks Out Mid Ro…

'Below Deck Sailing': Daisy and Colin on Where They Stand With E…

BravoCon: Why Kate Chastain Says It's Hard to Watch 'Below Deck'…

'Love Is Blind': Johnie Claims Izzy Had Another Girl at His Bach…

Jessica Simpson Celebrates Being 6 Years Sober By Sharing ‘Unrec…

Octavia Spencer on Her New True-Crime Shows Getting to ‘Highligh…

Tom Sandoval Reacts to Getting Booed By Crowd at BravoCon (Exclu…

'Southern Charm': Shep Reveals Where He Stands with Austen and T…

Why Robyn Dixon Cried After Being Labeled ‘Villain’ Amid Husband…
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.
WATCH: Alison Sweeney on Her 'Biggest Loser' Replacement Bob Harper
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."
MORE: Jillian Michaels Reveals Why She Left The Biggest Loser
"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."