Is Sparkling water keto?
Sparkling water is keto: it has ~0 g of net carbs per 1 glass, within the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
0 g
per 1 glass
These are the carbs that count on keto: total carbs minus fiber.
Sparkling water has 0 g of net carbs per serving, making it an excellent choice for a ketogenic diet.
Nutrition facts for sparkling water
0 g
Fat
0 g
Protein
0 g
Fiber
How many carbs are in sparkling water?
Sparkling water has ~0 g of carbs and ~0 g of net carbs per 1 glass (total carbs minus 0 g of fiber).
Why sparkling water is keto?
On keto the goal is to stay under ~5 g of net carbs per serving; sparkling water has 0 g per 1 glass (0 g total − 0 g of fiber).
Related
No
Bubble Tea
60 g net
/ 1 regular glass (470 ml)
Yes
Fairlife Protein Shake
3 g net
/ 1 bottle (11.5 fl oz)
No
Shirley Temple
38 g net
/ 1 glass
Yes
Hibiscus tea
0 g net
/ 1 cup
Yes
Chamomile Tea
0 g net
/ 1 cup
No
Medicine Ball (Honey Citrus Mint Tea)
36 g net
/ 1 grande (16 fl oz)
See all: Keto drinks
Source: nutritional estimate (USDA-style reference) · Confidence: high
Reviewed by the Ketorai team · Last updated: July 5, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
Reviewed by the Ketorai team · Last updated: July 5, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
Something off? Let us know.
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