Cutting out fruit and veg from your diet doesn't sound like the best health advice, but "meatfluencers" - those who promote a carnivore diet - have reported impressive weight loss results.
Some have even made claims that the diet has helped cure diabetes and arthritis.
The diet craze is gaining popularity, with carnivore-friendly products and businesses reporting a surge in customers.
So, what do health professionals think? Today Jesse asks dietician Lily Henderson.