J Saute rooibos tea is a caffeine-free herbal tea. As a healthy beverage for its potential health benefits, rooibos tea is rich in antioxidants that can protect against cancer, heart disease and stroke. It is low in Tannins and free from caffeine and Oxalic Acid, rich in antioxidants, boosts heart health, reduces cancer risk and benefits people with type 2 diabetes.