Are Radishes keto?
Keto in moderation 2.1 g net carbs per one cup sliced (116 g) — 11% of a 20 g keto day.
Short answer: In moderation. One cup sliced (116 g) of radishes: 2.1 g net carbs — 11% of a strict 20 g keto day — with 0.1 g fat and 0.8 g protein.
Log radishes in KetoraFree. Weigh it once and Ketora remembers your portion.
Radishes are very low in net carbs, and roasting takes away most of their peppery bite, which is why they are a popular keto stand-in for roast potatoes.
How radishes fits a keto carb budget
On a 20 g day you could eat about 9.5 servings before reaching the limit — in practice radishes will never be what pushes you over.
Worked example. 116 g of radishes = 3.9 g total carbs − 1.9 g fibre = 2.1 g net carbs, 0.1 g fat, 0.8 g protein and 19 kcal.
Portion is everything here. Weigh it the first few times, and use the keto macro calculator to see how much room your own carb budget leaves.
Nutrition facts
| Nutrient | Per 100 g | Per one cup sliced (116 g) |
|---|---|---|
| Calories | 16 kcal | 19 kcal |
| Fat | 0.1 g | 0.1 g |
| Protein | 0.7 g | 0.8 g |
| Total carbohydrate | 3.4 g | 3.9 g |
| Fibre | 1.6 g | 1.9 g |
| Net carbs | 1.8 g | 2.1 g |
Where the energy comes from:
How to eat radishes on keto
- Halve and roast in butter at 220 °C for 25 minutes.
- Raw, they add crunch to salads.
Compared with other vegetables
Radishes ranks #7 of 26 vegetables in our database by net carbs per 100 g (lowest first). Most non-starchy vegetables fit easily; roots and tubers are where carbs climb.
| Food | Net carbs / 100 g | Per serving |
|---|---|---|
| Kale | 0.3 g | 0.1 g |
| Lettuce (romaine) | 1.2 g | 1.1 g |
| Spinach | 1.4 g | 0.8 g |
| Celery | 1.4 g | 1.1 g |
| Pickles (dill) | 1.4 g | 0.9 g |
| Asparagus | 1.8 g | 1.7 g |
See all vegetables ranked by net carbs →
Frequently asked questions
How many net carbs are in radishes?
Radishes has about 1.8 g of net carbs per 100 g (3.4 g total carbohydrate minus 1.6 g fibre), and about 2.1 g per one cup sliced (116 g).
Can you eat radishes on keto?
In measured portions. One one cup sliced uses about 11% of a 20 g day, so plan the rest of the day around it.
Values are per 100 g of the raw or stated food, rounded, from USDA FoodData Central. Brands and varieties differ — check the label for packaged products.