Is Fiber One Cereal Keto-Friendly? Not Even Close. Here’s Why…

Is Fiber One keto-friendly?

If you’re on the keto diet, you’re probably always on the lookout for keto-friendly foods that you can enjoy quickly and on the go. Unfortunately, cereal is not typically on that list. And Fiber One is no exception.

In this post, we’ll be going over all of the reasons why Fiber One cereal is not keto-friendly. Then, we’ll have a look at some alternative breakfast options that may be more compatible with a ketogenic diet.

The Keto Diet


The Ketogenic diet is a high-fat, low-carbohydrate diet that is designed to help the body burn fat for fuel, rather than carbohydrates. In order to achieve this, those on the diet must consume mostly healthy fats, moderate amounts of protein, and very few carbs.

The benefits of following a ketogenic diet can include:

  • Weight loss
  • Increased energy levels
  • Improved mental clarity
  • And more

While there are many different ways to approach keto dieting, most experts agree that in order to be successful, you must stay below 50 grams of carbs per day.

So, now that we know a little bit more about the keto diet and what it entails, let’s take a closer look at Fiber One cereal and see if it fits into this sort of lifestyle.

Fiber One Cereal

Fiber One cereal

Fiber One is a type of cereal that is made with whole grains, fiber, and other nutrients. It is marketed as being a healthy and nutritious breakfast option.

A single 40g serving of Fiber One Cereal contains:

  • Calories: 90
  • Total fat: 1g
  • Carbohydrate: 34g
  • Dietary fiber: 18g
  • Protein: 3g

While the nutritional profile of Fiber One cereal is impressive, it is important to note that the majority of those nutrients come from the added vitamins and minerals, rather than from the actual cereal itself.

Why Fiber One Cereal Is Not Keto Friendly

Let’s discuss why Fiber One Cereal is not keto-friendly.

The main problem with Fiber One is that it is very high in carbohydrates. A single serving of this cereal contains 34 grams of carbs. That is more than half the amount of carbs permitted on a ketogenic diet per day.

So, if you’re on the keto diet, Fiber One is definitely not a good option for you. There are much better breakfast options out there that are more compatible with a ketogenic lifestyle.

Keto-Friendly Breakfast Ideas

If you’re on the keto diet and looking for some breakfast inspiration, here are a few ideas to get you started:

  • A high-fat, low-carbohydrate smoothie made with avocado, coconut milk, and almond butter.
  • A healthy keto-friendly muffin made with almond flour, coconut flour, and omega-3 rich flaxseeds.
  • An egg white omelet with avocado
  • Toasted Ezekiel bread with natural almond butter

Finally, be sure to check out our complete list of plant-based breakfast items to inspire your next meal.

As you can see, there are plenty of delicious and nutritious breakfast options available to those on the keto diet. Who cares if Fiber One cereal isn’t keto-friendly?

In Summary

To sum up everything we’ve gone over:

  • The keto diet is a high-fat, low-carbohydrate diet that can help the body burn fat for fuel.
  • Fiber One cereal is not keto-friendly because it is very high in carbohydrates.
  • There are many other breakfast options available for those seeking to follow a ketogenic diet.

This post was contributed by a member of the PBF writing staff. is an online publication for learning about plant-based food and nutrition.

Recent Posts