Brisk® Lemon Flavor Iced Tea. With other natural flavors. 80 calories per 12 fl oz serving. 1 liter (1.05 qt). Artist: Matt W. Moore. Please recycle. Contains no juice. Low sodium. Caffeine content: 8 mg/12 fl oz. Product questions 1-800-657-3001. drinkbrisk.com. Lipton®. Brisk is a Unilever brand. ©Lipton, A division of Unilever.