With a pungent aroma and dozens of uses, onions are a staple food in most diets. But, are onions keto? Let’s discuss answers to “how many carbs in onions?” and the best ways to enjoy onions on keto. Got more keto food questions? Use this jumbo keto food list to find answers, or try referencing these easy-to-use keto cheat sheets.

Are Onions Keto Friendly?

Yes, onions are keto! Net carbs in onions are low enough that you can enjoy them regularly, as long as you keep serving sizes in check. Just keep in mind, onions are one of those keto vegetables where carbs can add up fast.

How Many Carbs In Onions?

Do onions have carbs? Yes, but it’s easy to keep them in check. On average, one whole raw onion contains 13.8 grams of total carbs [*] — but it’s unlikely you’ll eat a whole onion in one sitting! (Just like you wouldn’t eat a whole head of garlic at once… right? ;)) What about net carbs in onions? Since they have a small amount of fiber, the average whole onion contains 11.3 grams of net carbs. Let’s talk more about specific varieties of keto onions so you can find the best one for your recipes.

How many carbs in red onion?

If onions in general are low in carbs, is red onion keto? Yes! You can enjoy 1/4 of a red onion for 4.9 grams total carbs and 3.8 grams net carbs [*] .

How many carbs in green onions?

Are green onions keto? Yes — in fact, they’re the lowest carb onion. You can enjoy 1/4 cup of green onions for 1.8 grams total carbs and 1.2 grams net carbs [*].

How many carbs in yellow onion?

You can have yellow onions on keto, too. 1/4 of a yellow onion clocks in at 3.1 grams total carbs and 2.4 grams net carbs [*].

How many carbs in white onions?

White onion carbs are low. You can have roughly 1/4 of a white onion for 2.6 grams total carbs and 2.2 grams net carbs [*].

Keto Recipes With Onions

Now that you have a thorough answer to “How many carbs do onions have?”, you can enjoy them in these keto onions recipes!

Keto Onion Rings

Carbs in onion rings are low, IF you know how to make them right! Use this recipe to learn the secrets.

Get The Keto Onion Rings Recipe

Keto French Onion Soup

Can you have onions on keto when they’re in a soup? Absolutely — see how with this mouthwatering dish. Get The Keto French Onion Soup Recipe

Caramelized Onions

Are caramelized onions keto? They can be! See how to use them in this easy recipe.

Get The Caramelized Onions Recipe

Keto Blooming Onion

Is onion keto when you prep it like this? Maybe not if you get it at a restaurant, but you can easily make it keto with the crispy coating in this recipe.

Get The Keto Blooming Onion Recipe

Keto French Onion Dip

No powdered soup mix or funky ingredients here — this real food dip is loaded with flavor from caramelized onions.

Get The French Onion Dip Recipe

Smothered Pork Chops With Onion Gravy

Comfort food at its finest — tender pork chops cook away in a rich, onion-based gravy.

Get The Smothered Pork Chops Recipe

Keto Egg Drop Soup

Simple, yet bursting with flavor! The green onions in this dish add a little extra zing to every spoonful.

Get The Keto Egg Drop Soup Recipe

Keto Ratatouille

Thinly sliced veggies, including onions, roast away with an herby tomato sauce. Easy and satisfying!

Get The Keto Ratatouille Recipe

Creamy Cucumber Salad

Loaded with creamy texture and CRUNCH! Red onions are the ultimate choice for adding zesty flavor to the dressing.

Get The Cucumber Salad Recipe

Cheese Ball With Bacon And Green Onion

The only way to make a cheese ball better? Coat it in bacon, nuts, and green onions!

Get The Cheese Ball Recipe

Conclusion: Can You Eat Onions On Keto?

Yes! Carbs in onions are low enough to enjoy frequently. Keep carbs in check with keto onions by keeping portions smaller, and using them in recipes to lower their carb count even more.