There are 30 times more health-giving antioxidants in Comvita’s fresh Olive Leaf Complex than in extra virgin olive oils & it is 400 per cent more powerful than Vitamin C. & fresh is definitely best. Scientific studies show that these compounds are more potent in olive leaf extracts made from fresh leaves than in reconstituted products. Comvita Olive Leaf Complex is an effective dietary supplement that supports the body's natural defense system against winter ailments & promotes year-round health & vitality.