Can I use a NutriBullet or Ninja? Ameet Updated December 07, 2016 18:31 Follow The NutriBullet and the Ninja are blenders, not juicers. For a Reboot, you’ll need a juicer. Read about the differences between blending and juicing. Related articles I don’t have a juicer. Can I use a blender instead? Peels and stems: lose them or juice them? I’m not losing any weight. What am I doing wrong? How long does fresh juice keep? Can I freeze my juice? Comments 0 comments Article is closed for comments.