Go ahead. Drink it from sunrise to sunset. Your doctor will probably high-five you for avoiding soda and beer.
Soda Water vs Sparkling Water: What's the Difference? – Soda Sense
If you’re worried about your stomach, just don’t chug a full liter before a job interview unless you want to sound like a shaken-up soda can every time you shift in your chair.
Pro tip: Alternate with plain water if you’re feeling fancy. Your dentist will send you a thank-you card.