“As many of you have noticed, over the past few years, I have gained a substantial amount of weight,” she started in the Instagram caption.
“I suffer from binge-eating disorder, a disease in which I’m not only addicted to food, but I eat it in large quantities,” Jennings continued.
I have a fabulous team supporting me, both professionals and family/friends, but at the end of the day, I have to be the one committed toward bettering myself.
“You are so resilient and can do anything you put your mind too ,” wrote her other brother Sander.
Jazz posted some more before and after photos to her story, writing “beautiful every shape and size” with a recent photo of herself in a tie-dye dress.
The reality TV star has opened up about her struggles with binge-eating in the past.
“I really had to just retrain my mind,” Jazz said to PEOPLE in 2019 after she had to lose 30 lbs.