This post may contain affiliate links, which help keep this content free. (Full disclosure)
Citrus fruits fit into many diets… but as we already know with oranges, some varieties don’t always jive with a low carb lifestyle. So, is grapefruit keto? And just how many carbs in grapefruit? Let’s take a close look at whether this fruit works with a carb-conscious lifestyle, plus talk about ways to make grapefruit and keto work together.
Is Grapefruit Keto Friendly?
Sorry, it’s not keto. Grapefruit carb count is too high to easily fit this fruit into a keto lifestyle.
Is grapefruit low carb, though? It might be — take a close look at your macros to know for sure.
Get Carb Counts & Track Macros With The Easy Keto App
Track this food and thousands of others (plus recipes!) in the app.
Is grapefruit juice allowed on keto diet?
Grapefruit juice isn’t keto, either! Ounce for ounce, carbs in grapefruit juice are even higher than eating the whole fruit.
How Many Carbs In A Grapefruit?
Does grapefruit have carbs? Indeed it does, but how many carbs does a grapefruit have? The average whole grapefruit (any variety) contains 32.8 grams total carbs [*]… which means carbs in half grapefruit log at 16.4 grams.
Are net carbs in grapefruit any lower? Only slightly: One whole fruit has 27.9 grams net carbs — still too high for a standard keto diet.
How many carbs in grapefruit juice?
It’s easy to see why grapefruit juice and keto don’t mix… Total carbs in fresh grapefruit juice clock in at 22.8 grams per 8-ounce serving [*]. Net carbs in grapefruit juice (8 ounces) are only slightly lower at 22.6 grams.
How many carbs in pink grapefruit?
Is pink grapefruit keto friendly? Still no, sorry: A whole pink grapefruit has 26.4 grams total carbs and 22.5 grams net carbs [*].
How many carbs in grapefruit sections?
Are grapefruits keto friendly if you just enjoy a section or two? Technically, yes: One grapefruit section contains 2.7 grams total carbs and 2.3 grams net carbs [*]. Watch portions very closely!
|Serving Size||Total Carbs||Net Carbs|
|1 whole red grapefruit||32.8g||27.9g|
|1 half red grapefruit||16.4g||14g|
|8 oz grapefruit juice||22.8g||22.6g|
|1 whole pink grapefruit||26.4g||22.5g|
|1 section of grapefruit||2.7g||2.3g|
Keto Grapefruit Substitutes
Carbs in this fruit may be high, but you can still enjoy their flavor on keto with these swaps:
- Small amounts of grapefruit – Only a section or two — watch portions closely!
- Lower carb fruits in the citrus family – If you only need fruity citrus flavor, try a different keto fruit.
- Crystallized Grapefruit – Made with real fruit, with much lower carbs! Great for stirring into water.
- Grapefruit Electrolytes – Creates refreshing grapefruit taste, and helps fight keto flu.
- Grapefruit Soda – This one uses safe keto sweeteners, so it’s a better choice when you crave a sweet drink.
Conclusion: Can You Eat Grapefruit On Keto?
Carbs in grapefruit are too high to enjoy in normal servings on keto. To enjoy grapefruit on keto, keep portions extra small or try lower carb grapefruit substitutes instead.
Carbs In Grapefruit: Is Grapefruit Keto?:
Pin to save for later!
Reader Favorite Recipes
The recipe card is below! Readers that made this also viewed these recipes: