Claims:
Fights free radical damage and decreases oxidative stress associated with age-related hearing loss. Increases production of ear wax to reduce the risk of infections and diseases.

Ingredients:
Yam
Fenugreek
Dong quai
L-Tyrosine
Motherwort
Black cohosh
Oat grass
Pacific kelp
Blessed thistle
Hops extract

Downsides:
Potential side effects from constituents.

Cost: $69 for a one-month supply (excluding shipping and taxes).

Research:
No papers have been published specifically on Quietum Plus as a supplement, and none of the component parts have been studied for their effects on tinnitus.
There is no evidence supporting the efficacy of any known components for treating tinnitus or any other medical condition.

Research Findings:
Motherwort may induce miscarriage.
Black cohosh can affect liver function, and kelp can affect thyroid function.
Some components have not been approved for medical use, including yam, fenugreek, dong quai, and L-Tyrosine.