No, iced black tea is a sugary tea beverage, which contains tea and sugar, and contains no bubbles. Iced black tea is not a carbonated drink. Iced black tea is a drink made of black tea with ice. Tea is a kind of drink rich in vitamin K, and also contains vitamin C and other ingredients, which has the functions of anti-platelet aggregation, promoting dietary fiber dissolution, lowering blood pressure and blood lipid.