Caffeine Free. The attribute that makes this tea an unusual variety when compared to Red Rooibos tea, is that it is completely unfermented, it contains a slightly herbal aftertaste, and brews light in color which makes it a perfect companion to those who feel regular Rooibos is too sweet. A hearty tea with an amber hue, and warm scent. This tea is considerably higher in anti-oxidants, trace minerals, and nutrients, when compared to traditional Rooibos, which helps to explain its explosive popularity with those of us who are health conscious. (organic green rooibos).