Healthy Lifestyle Keto For a low-carb snack, serve them up with some cottage cheese. Berries are a popular choice for people watching their carb intake. Strawberries have the fewest carbs of all types of berries, while blackberries have the fewest net carbs. Healthy Lifestyle Keto Reviews The third guidebook teaches you about intermittent fasting. It is not mandatory but there are many advantages of doing so, all of which are explained in this section.