There are acupoints on the ear which links to all the organs in the body. The Ear itself is equvelent to the whole body. Ear points are made of the seed of Vaccaria segetalis while is said to improve circulation of the blood. It is secured onto the acupoints on the ear by a small tape. You'll have to press the seed on your ear to feel the pain created onto the acupoints in order for ear points to work.