F-Factor diet creator Tanya Zuckerbrot is suing influencer Emily Gellis for allegedly posting “4,500-plus false, defamatory and/or harassing statements” about the dietitian and her company.

Factor customers can adjust meal selections, change meal plans, or pause subscriptions at any time before the weekly cutoff date in their online accounts. There are a lot of meal delivery services ...

Now, Kelly says, she follows the F-factor diet, from the 2006 book by dietitian Tanya Zuckerbrot. "I started after the birth of my first child, Yates. It took off the baby weight right away ...

is specifically designed for Factor's meal plans. Factor is a meal delivery service known for providing chef-crafted, nutritionally balanced meals delivered directly to customers' doorsteps.