Cortexi is an all-natural liquid supplement made to support hearing function and brain health. It contains a blend of 20 research-backed ingredients like grape seed extract, green tea, ginseng, and astragalus. These ingredients provide antioxidant support, improve blood flow, and protect the hair cells of the inner ear.Cortexi is made in the USA in an FDA-registered, GMP-certified facility. It’s non-GMO, vegetarian, and free of stimulants.Some people take Cortexi because they’ve noticed hearing loss in recent years. Others take Cortexi for tinnitus, ear ringing, and other auditory problems. Whether dealing with hearing loss or simply wanting to maintain ear health, you could experience relief with Cortexi.