Peach Iced Tea is the latest flavor to join the Swoon beverage line! Swoon is low-glycemic, but full of flavor, with only five calories and zero sugar. The beverage sits between a seltzer and a fruit juice. Choose from four great flavors: Lemonade, Pink Lemonade, Half + Half (lemonade and iced tea) and the latest flavor — Peach Iced Tea. Swoon is a female-founded brand that uses monk fruit — a natural melon with sweetening properties — to add sweetness to the drink without increasing the sugar content.