People in their 30s, 40s, 50s, and even 70s have reported significant improvements in their hearing after using Cortexi. This supplement is delicate and potent because it was developed using modern scientific principles. Cortexi uses modern scientific technology with zero Chemicals and 100% natural component. Also, you can purchase it confidently, knowing that it was created in a GMP. compliant facility that has been FDA-approved.