Are Peanuts Keto Friendly? [+Keto Approved Nuts]

  • Author: Katie
  • Date: October 9, 2022
  • Time to Read: 5 min.

Are peanuts keto friendly? Can I eat Peanuts on Keto? Here, we will answer all of your questions, including how many net carbs are in peanuts, what an average serving size is, and overall whether Peanuts are keto approved. [SPOILER ALERT: Yes, Peanuts are keto-friendly.] Just remember to be careful as to how many you eat so as to not go over your carb allowance.

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Read on to find out more, including the BEST low carb, high-fat nuts, and seeds to eat on keto.

Nuts and seeds can be a great snack, whether you’re busy on the go with the children, whether you need a snack to take to the movies, or you need something to get you through a busy day at work as you bounce from meeting to meeting.

Are Peanuts keto - Can I eat Peanuts on Keto

Life is busy enough for all of us without then having to consider self-care. Yes, good nutrition and fueling your body with what it needs is self-care.  

We need to look after our bodies, in order for our bodies to look after us.

Nuts and seeds can be a great way to get key nutrients into your diet so you can avoid having to take supplements.

What is more is that they are a great source of healthy fats, which will help you reach your keto macros.

However, what you have to be mindful of, is that some nuts and seeds are higher in carbs than others. So, a serving of one type may have up to 5x the number of carbs as a serving of a different type.

Let’s get into it, and find out, are peanuts keto friendly?

How Many Net Carbs Are There In Peanuts?

In 100 grams / 3.5 oz of Peanuts, there are 16 grams of TOTAL carbs.

However, it is not this number that we are interested in. We are interested in the number of NET carbs in Peanuts.

Net carbs are calculated by subtracting the amount of fiber from the food’s total carb count.

For more on net carbs, and how to calculate these check out our article which is dedicated to net carbs.

Therefore, per 100 g / 3.5 oz of Peanuts, there are 7.5 grams of net carbs.  

Let’s break that down for you;

Total Carbs In Peanuts: 16

Total Fiber In Peanuts: 8.5

****SUM = 16 – 8.5 = 7.5****

Therefore, per 100g of peanuts, there are 7.5 grams of net carbs.


Eating 100g of any nut or seed would be a lot in one go.

So, What Is The Average Serving Size Of Peanuts

The average serving size of a portion of peanuts is 45 grams or 1/4 cup, 1.5 oz, depending on whether you are working in imperial or metric.

This means that there are 3.4 NET carbs per serving of peanuts.

Are Peanuts Keto Friendly?

Yes, Peanuts are keto-friendly. Some people will avoid peanuts on a keto diet, as peanuts are not actually nuts, but are legumes.

Some people will avoid legumes on a keto diet as they cause joint swelling for some. However, if this is not you, peanuts can be eaten in moderation on a keto diet.

Just remember to be careful as to how many you eat so as to not go over your carb allowance

A Bit Of Info Around Peanuts

If you are interested in finding out more about the foods that you are eating. You may be interested in the below about peanuts.

Peanuts are actually not a nut, but a legume.

Unlike other nuts such as almonds or walnuts, peanuts actually grow off a plant.

The leafy part of the plant grows above ground, while the nut (legume) grows below ground.

Peanuts are grown in warm climates such as Africa, Asia, Australia, North, and South America.

Peanuts can be controversial on t a keto diet as they are technically legumes. Legumes have been associated with inflammation in the joints amongst other things, which is why some people will avoid these on a keto diet.

Personally, I do not suffer from inflammation and peanuts do not seem to cause this in me, so I will eat them on occasion in a keto cookie or similar.

I will also occasionally eat peanut butter, however, these do not form part of my daily diet

Top Tips For Eating Peanuts on Keto

As we have noted above, it can be easy to overeat nuts and seeds on keto. Eating too many carbs on keto can be one of the reasons that you may end up with a keto stall, for most, this is something that you will want to avoid.

There are some other things that you need to look out for too.

To help you out, we have drawn together some of our top tips for eating nuts and seeds on keto.

  • Only buy plain nuts, some are sold with flavors or added sugars that are not keto friendly. Stay clear of these as they may knock you out of ketosis and ruin your keto goals. This does not mean that you cannot ‘jazz’ up your plain nuts with keto approved sweeteners or flavors. Check out our article on homemade paprika almonds, great for tapas or just as a snack.
  • Nuts and seeds can be expensive, but if bought in bulk you can normally save a lot of money. If you are doing keto on a budget, saving money wherever you can be essential.
  • When you buy your nuts or seeds, weigh them out into individual portion sizes. Store them in an airtight container.
  • Nuts and seeds can be easy to overeat. This will mean that you may be inadvertently eating too many carbs for your macros. Portioning them out will stop you from overeating them. What’s more, by portioning out your nuts or seeds in advance, they are quick to grab on the go. This can be particularly useful if you are planning on drinking alcohol and may not have the willpower that you would normally.

If you are new to keto, our keto beginners guide may be an interesting read for you. Or, if any of the terminologies has been confusing, we’ve got our keto terms guide, and keto abbreviations guide, which may be of use to you.

Keto Recipes With Nuts & Seeds

There are plenty of amazing keto recipes that contain nuts or seeds, they do not have to be something that you are afraid of eating on a keto diet. Almond flour and coconut flours are two of the main ‘regular’ flour substitutes used in keto baking.  

For some of our favorites, check out these articles

Which Are The Best Nuts & Seeds For Keto?

The best nuts to eat on keto, in terms of having the lowest number of net carbs per serving are as follows;

The best seeds to add to your keto salads or keto cooking are;

So, Are Peanuts Keto Friendly?

In summary, yes, peanuts are keto friendly. Just remember to be careful as to how many you eat so as to not go over your carb allowance

What are your favorite nuts and seeds to eat on keto? Do you have any particularly innovative ways to use these?

Let us know in the comments below in order to share your top tips with the whole community.

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