Our Ear Care Serum contain Ginkgo Biloba Leaf Extract, Glycyrrhiza Glabra(Licorice) Leaf Extract, Allium Sativum(Garlic) Bulb Extract. It can help you solve ear problems, promote skin health, and reduce the annoyance of hearing problems. The way to use it is simple: clean and dry the ear, use a dropper to drop 1-3 drops of the product into the ear canal, lie on your side for 3-5 minutes, let it fully absorb, and then wipe off the excess essence. Can improve ear acne problems, make the skin smooth.