This study investigated the effect of zinc administration in the treatment of tinnitus.
Patients with tinnitus were investigated: 28 patients received zinc and 13 patients were given a placebo.
It was concluded that patients with tinnitus can have low blood zinc levels and improvements in tinnitus can be achieved by zinc treatment.
More details can be found in the study.
Arie Gordin, David Goldenberg, Avishay Golz, Aviram Netzer, Henry Zvi Joachims