Green and white teas are considered highly anti-oxidant rich because of the hand-rolled process that goes into its making.
The jury is always out, when it comes to declaring beverages both safe and healthy for consumption. While there is no negative effect on account of tea-drinking (unlike the caffeine in coffee), it is always a matter of debate, whether tea is actually good for health.
Tea is considered rich in anti-oxidants, something that lends immunity to the system.
The rich anti-oxidant content in tea, especially in green and white teas, because of their hand-rolled nature of production, is said to build immunity in the system. Most far East countries drink tea (without sugar and mik) as a cultural practice.