The short answer
Plain sparkling and still water can both be part of your drinking routine. Choose still if you prefer no fizz or fizzy drinks worsen your gas symptoms; choose plain sparkling if you enjoy it. Check ingredients before treating a flavoured, sweetened or caffeinated product as equivalent to plain water.
Research-based editorial guide, not a hands-on product test or medical review. No paid placement or affiliate links in this guide. How we work.
- Compare plain with plain before comparing flavoured versions.
- Use your own tolerance and dental advice to guide the choice.
- A sparkling label does not tell you the whole ingredient list.
| Decision | Still water | Sparkling water |
|---|---|---|
| Preference | Choose for a drink without fizz | Choose if you enjoy fizz |
| Gas symptoms | An option when avoiding fizzy drinks | Consider limiting if it triggers symptoms |
| Dental context | Include fluoridated water where appropriate | Check citrus flavours and added sugar |
| Shopping check | Plain or formulated beverage? | Plain, flavoured, sweetened or caffeinated? |
Start with the drink you are replacing
CDC includes sparkling water among low-calorie beverage options and recommends choosing water over sugary drinks. That supports a practical use case: if you want a fizzy alternative, compare a plain sparkling option with the drink you currently buy. If you already enjoy plain still water, there is no need to switch for the sake of this comparison.
Try choosing by occasion. You might prefer still water beside your desk and sparkling water with a meal. Buy a single bottle before committing to a multipack. If you like both, keep both in your routine; you do not need to pick one for every occasion.
Evidence: CDC: About Water and Healthier Drinks
Read beyond sparkling on the front
FDA distinguishes plain bottled water from beverages with added flavourings or nutrients and requires those additions to be listed. Read the ingredient list before making a choice. Then use the serving information to work out what is in the amount you intend to drink, particularly if a bottle holds more than one listed serving.
If you want to avoid added sugar, check that field on the label. If you want plain water, read the full ingredients rather than relying on the front of the can. Compare prices for the same volume, then consider how much you actually want to buy and carry home.
Evidence: FDA: Bottled, Flavored and Nutrient-Added Water Beverages · FDA: How to Understand and Use the Nutrition Facts Label
Plain sparkling water and dental advice
The American Dental Association says plain sparkling water is generally fine for teeth. It gives more cautious advice about citrus-flavoured waters and drinks with added sugar, and encourages regular fluoridated water too. Check which kind of drink you have before applying the advice.
For citrus-flavoured sparkling water, the ADA suggests having it with meals or in one sitting instead of sipping it throughout the day. For example, you could enjoy it with lunch and choose plain water for your desk. If your dentist has given you advice about erosion, follow that when choosing a drink.
Evidence: American Dental Association: Sparkling Water and Your Teeth
Let digestive comfort influence the choice
NIDDK lists limiting fizzy drinks among changes a clinician may suggest for gas symptoms. If fizz makes you uncomfortable, try still water. Pay attention to what works for you rather than forcing yourself to finish a drink because someone else recommends it.
NIDDK suggests that a food-and-symptom diary can help your clinician spot a pattern. Note what you drank, roughly how much and what you noticed. Discuss ongoing symptoms rather than assuming bubbles explain everything or cutting out more and more foods on your own.
Evidence: NIDDK: Eating, Diet and Nutrition for Gas in the Digestive Tract
A decision you can use at the shelf
Choose plain still water when simplicity and no fizz are your priorities. Consider plain sparkling for an enjoyable alternative to a sweetened fizzy drink. If you want flavour, evaluate that particular recipe separately. Keep the purchase small until you know whether you like it and how it fits your routine.
If you want to compare where the water comes from as well, open the water-label guide or bottled-water explorer below. That is a separate question from whether you enjoy fizz. Keep any prescribed fluid plan in mind whichever drink you choose.
Evidence: CDC: About Water and Healthier Drinks · American Dental Association: Sparkling Water and Your Teeth · NIDDK: Eating, Diet and Nutrition for Gas in the Digestive Tract
Common questions
Can sparkling water count as a drink during the day?
Yes. CDC includes it among beverage choices. Check the particular product's ingredients and choose according to your preferences and any individual fluid advice.
Is citrus-flavoured water the same as plain sparkling water?
Do not assume so. ADA dental guidance distinguishes citrus-flavoured products and added sugar from plain sparkling water. Read the recipe and consider how often you sip it.
Should I stop drinking sparkling water if it makes me uncomfortable?
Try still water and discuss persistent symptoms with your clinician. NIDDK identifies limiting fizzy drinks as one possible measure for gas symptoms, not a universal rule.
Sources & transparency
Manufacturer information describes its product, not an independent endorsement. Food, tea and supplement studies are not interchangeable.
- CDC: About Water and Healthier Drinks
government source · Checked 2026-10-22
- FDA: Bottled, Flavored and Nutrient-Added Water Beverages
government source · Checked 2026-10-22
- FDA: How to Understand and Use the Nutrition Facts Label
government source · Checked 2026-10-22
- American Dental Association: Sparkling Water and Your Teeth
professional source · Checked 2026-10-22
- NIDDK: Eating, Diet and Nutrition for Gas in the Digestive Tract
government source · Checked 2026-10-22
Found an error? Send the page URL and supporting source. General education, not a diagnosis, treatment plan or substitute for professional advice.