To help customers " sip into relaxation, " the zero-calorie noncarbonated water contains 200 milligrams of L-theanine, an ingredient that's been found to improve sleep quality and mitigate stress.
He says, " Here, I'll add a little soda." " Soda, " when you are talking about drinks, usually means " carbonated water, " that is water that has little bubbles in it.