Keto BHB RX Just like any other diet that restricts foods in specific categories, the keto diet is not without risks. You may also suffer from keto breath when your body reaches optimal ketosis and you can use a mouthwash or brush your teeth more frequently. The increasing level of fats in the body results in a person being overweight. January 30, 2020 November 7, 2016 by Joan - Ketogenic Diet for Women This is one of those questions that gets asked a lot so I wanted to address it in this post. How Fast Will You Lose Weight with Keto? So, if you're wondering how fast you can lose weight on keto, the answer is = quickly.