Our Tinnitus Serum contains Ginkgo Biloba Leaf Extract, Glycyrrhiza Glabra (Licorice) Root Extract, Mentha Piperita(Peppermint)Extract. It can deeply moisturize the ear canal, prevent dryness and irritation, protect ear health, reduce the risk of ear canal infection, promote ear canal health, improve blood circulation, and enhance ear cell vitality. Its application is simple: to clean dry ear skin, apply 1-3 drops of serum into the ear, nose and throat with a purifying tube and gently massage the area. Can quickly relieve tinnitus symptoms, reduce ear buzzing and discomfort.