The eucalyptus tree is an evergreen known for its medicinal properties. Even though the tree is native to Australia, it can now be found in many countries around the world. Its circular leaves are difficult to digest when eaten whole. Tea made from eucalyptus leaves can be consumed, however. The tea provides essential antioxidants for preventing oxidative stress and free radical damage. Drinking tea made from eucalyptus leaves tea bag cut ( TBC ) can relieve cold symptoms and promote relaxation.