Rooibos Tea - Friend or Foe? Spoiler alert: This new kid on the block is packed with health benefits! Veteran health afficionados are well aware of the many health benefits of green, white, and oolong tea, but rooibos tea is just hitting its stride as a mainstream beverage for tea lovers. But what is this stuff? And how does it stack up in terms of health (and safety) to our reigning champion – green tea?