Is coconut water keto?
Each 1 cup (245 g) serving of Coconut water provides 10.4 g net carbs, making up a large share of the day's total.
- Net carb count
- Amount: 10.4 g
- Carbohydrate total
- Amount: 10.4 g
- Fiber
- Amount: 0 g
- Protein
- Amount: 0.5 g
- Fat
- Amount: 0 g
- Calories
- Amount: 44 kcal
For a keto day of 20 g, this represents 52%.

Coconut water within a keto diet
A 1 cup (245 g) serving of Coconut water contains 10.4 g net carbs, taking up 52% of a 20 g keto day.
After one serving of Coconut water, you have 9.6 g left within a 20 g day for all your other food.
That portion of Coconut water contains 0.5 g protein and 0 g fat, with 44 kcal.
To get fewer carbs, try coffee rather than Coconut water: 0 g net carbs in 1 cup, measured at 8 fl oz (237 g).
The nutrition facts come from USDA FoodData Central: Beverages, unsweetened ready-to-drink Coconut water (FDC 174831)