The antioxidant and thermogenic activities of green tea have been extensively studied; however the bioavailability of its active constituents, known as flavonoids, is generally reported to be low.&ampnbsp; NOW&ampreg; T-Lean&amptrade; features GreenSelect&ampreg; Phytosome, a standardized, caffeine-free green tea extract complexed with phospholipids for enhanced bioavailability.&ampnbsp; GreenSelect&ampreg; Phytosome has been clinically tested and shown to support healthy metabolic rate and weight management in those eating a well-balanced diet and getting the proper amount of exercise.&ampnbsp; In addition, GreenSelect&ampreg; Phytosome can support the body's antioxidant defense mechanisms to protect against oxidative damage.*