Is Lipton Iced Tea Good For Weight Loss - LoveTeaClub.com Heres how Lipton Green Tea helps in weight loss: It is made from the finest leaves and has zero calories. It contains catechins that help flush out toxins from the body and slow down the aging process. Flavonoids are great for weight loss. An 8 fl oz serving of Lipton green tea provides 150 mg of flavonoids.