Official Website:- https://besthealthtopic.com/cortexi-reviews/ Official News:- https://www.mid-day.com/lifestyle/infotainment/article/ZenCortexCanada-reviews-hoax-or-legitimate-is-zen-cortex-safe-or-not-tinnitus-23344487 ZenCortex:- Customers have observed changes as soon as after a week of use. However, this may not be applicable for everyone as results are prone to vary depending on age and body conditions. However, after analyzing multiple user experiences, it seems maximum benefits are observed after 3 months of regular use of ZenCortex tinnitus relief drops. Hence it is recommended to consume for at least 3 or up to 6 months for sustained results.