Studies have shown that anti-oxidants which naturally occur in food can prevent cancer. This has been one of the foundations of a lot commercial products which have been augmented with anti-oxidant rich natural ingredients.
it should be noted though that not all sources of anti-oxidants survive the rigors of production. One such exception is tea. Green tea is one of the oldest natural beverages known to man. Continuing studies have also shown that this is a very rich source of anti-oxidants even after being sun dried or steeped in water and bottled.
Green tea herbal supplements contain green tea extracts and are packaged in a convenient form. Being all-natural ingredients from, these supplements have the same efficacy as green tea, without the need for any preparation. A regular regimen of health supplements is needed by the body to fight stress and the rigors of daily life. This is all the more true for corporate types who work under a pressure-filled office environment.