Besides Sweet Tea, the other flavors of Lipton Iced Tea are just lightly caffeinated as shown below. Formulations have changed over the years, with more recent flavors having less sugar.Caffeine Amounts of Lipton Iced Tea VarietiesLipton Iced Tea VarietyCaffeine amount per 20 fl oz Southern ...
High amounts of black tea can causeside effectsdue to the caffeine in black tea. These side effects can range from mild to serious and include headache, nervousness, sleep problems, vomiting, diarrhea, irritability, irregular heartbeat, tremor, heartburn, dizziness, ringing in the ears, convulsi...