Are lentils keto?
Each 1 cup (198 g) serving of lentils has 24.3 g net carbs, making it hard to fit.
- Net carbohydrates
- 24.3 g
- Carbs in total
- The amount is 39.9 g
- Fiber
- The amount is 15.6 g
- Protein
- The amount is 17.9 g
- Fat
- The amount is 0.8 g
- Calories
- The amount is 230 kcal
For a 20 g keto day, this comes to 122%.

Eating lentils on a keto diet
A 1 cup (198 g) serving of lentils contains 24.3 g net carbs, equal to 122% of a 20 g keto day.
By itself, one serving of lentils has more than a full 20 g keto day, so it is hard to fit.
That serving of lentils gives you 17.9 g protein and 0.8 g fat, for 230 kcal.
Lentils carry 39.9 g of total carbs; take away their 15.6 g of fiber and you get the net carb count.
Try hummus when you want fewer carbs than lentils: each 1 tbsp (15 g) serving contains 1.4 g net carbs.
Nutrition facts from USDA FoodData Central: Lentils, cooked and boiled, mature seeds, without salt (FDC 172421)