The Roam water bottle is like a personal SodaStream you can carry in your hand, and the company is developing flavored CO2 that tastes so good.

W hen the water went into the bottle, it was flat, tasting like boring old tap water. When it came out of the water bottle, ...

PepsiCo's SodaStream has attracted consumers for years in many European countries, such as Germany, where it introduced Mountain Dew- and Pepsi Max-flavored syrups for its machines earlier this year.

PepsiCo CEO Indra Nooyi conceded Monday that the company's Pepsi-flavored SodaStream products don't taste like the real thing. "The original Pepsi, the original Sierra Mist, they are all great ...