All natural. Contains natural antioxidants. Made with fresh brewed tea, Lipton PureLeaf embodies the passion of our Master Blenders, who hand-select and blend teas from around the world. Savor the fresh brewed full-bodied taste of Lipton PureLeaf, crafted by people with pure tea passion. This product has 72 mg of flavonoid antioxidants per 8 fl oz serving. Sodium free. Rainforest Alliance Certified. At least 50% certified tea. Caffeine Content: 25 mg/8 fl oz; 50 mg/16 fl oz. Lipton is a Unilever brand.