For example, if you are someone who dislikes high-fat foods but prefers carbs then this diet may be tough for you. Keto diets are also hard for vegetarians or vegans as meat, eggs, fish and dairy products play a key role in this diet. Hence, make sure you take the right decision for your health and body. Most people can consume up to 50g total carbohydrates per day and maintain ketosis. This sample 7-day keto diet plan, with an average of 20.5g net carbs per day, will show you how to eat right, not less, with Atkins keto while still enjoying a variety of satisfying foods.