All Plant extracts have components with health benefits
You would have to look hard to find a plant with no vitamins, minerals, anti-oxidents (only controversial proof of any benefits from these), bio-flavinoids, essential fatty acids, etc.
When we get a well done study showing that tea-drinkers are healthier than water-drinkers (or coffee-drinkers, or beer-drinkers...), it will be the time to tout health-benefits.
