The primary herb in Triple Leaf Tea's Blood Pressure Tea is eucommia, which has been researched for helping to maintain healthy blood pressure function.* The Chinese traditionally used the herbs in this delicious, mild-tasting tea to tonify and nourish the kidneys and liver.* Regular tonification of the kidney and liver was believed to contribute to good health and longevity.* It also was considered to help promote the healthy function of the back, bladder and joints.* Drink this tea along with any of our green or decaf green teas for additional support.* It is delicious hot or iced.