Jillian Michaels Is Not a <br />Fan of the Keto Diet The regimen has exploded in popularity due to recommendations from many in Hollywood. The 'Biggest Loser' trainer claims it harms your body due to the <br />low intake of carbohydrates. Jillian Michaels, via'Women's Health' Michaels also argues that the diet does not give your body the required nutritional balance. Jillian Michaels, via 'Women's Health' Studies have shown that <br />Keto will help you lose weight, but the low amount of carbs can cause one to <br />develop deficiency, fatigue, and nausea.