Lisa Kilgour, Nutritionist September 30, 2019 Newsletter, Health Tips, Blog 5 Reasons Why I'm Afraid of the Keto Diet Lisa Kilgour, Nutritionist September 30, 2019 Newsletter, Health Tips, Blog Okay, I’m not afraid of the keto diet like I’m afraid of the boogieman. I’m afraid of what it might do to people. Specifically, the health repercussions after you go off keto. In that way, I’m TERRIFIED of the keto diet. Full stop.