To achieve ketosis, the diet requires you to eat 75 percent of your calories from fat, compared to 20-35 percent normally. It also limits carbs to 5 percent. Certains foods are way too high in carbohydrates to eat. Here's a list of 19 of them to avoid.

To achieve ketosis, the diet requires you to eat 75 percent of your calories from fat, compared to 20-35 percent normally. It also limits carbs to 5 percent. Certains foods are way too high in carbohydrates to eat. Here's a list of 19 of them to avoid.