With 18 active ingredients, Quietum Plus has one of the most extensive formulas in the hearing health supplement space. Understanding what each compound does — and why it was included — reveals the sophistication of this approach to tinnitus and hearing support.
The Neurological Foundation: Dopamine and Auditory Signaling
Quietum Plus opens with Mucuna Pruriens — and there’s a specific reason. Mucuna contains L-DOPA, the direct precursor to dopamine. In auditory neuroscience, dopamine plays a critical role in modulating the sensitivity of the auditory cortex. Research suggests that tinnitus is partially driven by dopaminergic dysregulation — the brain’s sound-processing centers become over-sensitive in the absence of normal external stimulation (common after noise exposure or aging). Supporting dopamine synthesis via L-DOPA may help recalibrate this hypersensitivity.
Adaptogens: Addressing the Stress-Tinnitus Connection
Stress is one of the most consistent tinnitus aggravators. During stress, elevated cortisol and sympathetic nervous system activity intensify tinnitus perception — a phenomenon well-documented in audiological research. Quietum Plus includes three powerful adaptogens:
- Ashwagandha — The most clinically studied adaptogen, with robust evidence for reducing cortisol levels and improving stress resilience. Lower cortisol reduces the neural “gain” that amplifies tinnitus perception.
- Maca Root — An adaptogen that specifically targets HPA axis (stress hormone) dysregulation and also supports neurological health in the auditory brainstem.
- Epimedium — Contains icariin, which has neuroprotective properties and has been studied for its role in protecting cochlear hair cells from oxidative damage.
Circulatory Support: Feeding the Cochlea
The cochlea’s hair cells are among the most metabolically demanding cells in the body, requiring constant, robust blood supply. Vascular tinnitus — tinnitus caused or worsened by poor circulation — is extremely common. Quietum Plus addresses this with:
- Dong Quai — Used in Traditional Chinese Medicine for centuries, Dong Quai’s ferulic acid and ligustilide compounds have been shown to improve microcirculation in peripheral tissues, including the inner ear vasculature.
- L-Arginine — A precursor to nitric oxide, which is the primary vasodilator in the body. Increased nitric oxide production improves blood flow to the cochlea, ensuring hair cells receive the oxygen and nutrients they need.
- Ginger Extract — Anti-inflammatory and circulatory support; reduces the inflammatory component of vascular tinnitus.
Neuroprotection: Preserving What You Have
Cochlear hair cells, once damaged, do not regenerate in humans. Protecting existing hair cells from further oxidative damage is therefore critical. Quietum Plus includes Tribulus Terrestris (antioxidant), Muira Puama (neuroprotective), and Catuaba Powder (supports nervous system integrity) for this purpose.
| Ingredient | Benefit |
|---|---|
| Mucuna Pruriens (L-DOPA) | Dopamine precursor; recalibrates auditory cortex hypersensitivity |
| Ashwagandha | Lowers cortisol; reduces stress-driven tinnitus amplification |
| Maca Root | HPA axis support; auditory brainstem neuroprotection |
| Dong Quai | Improves cochlear microcirculation; traditional inner ear support |
| L-Arginine | Nitric oxide precursor; enhances blood flow to cochlea |
| Epimedium | Cochlear hair cell protection via icariin; neuroprotective |
| Ginger | Anti-inflammatory; reduces vascular tinnitus drivers |
| Piperine | Increases absorption of all ingredients by 30-2000% |
Disclosure: This article contains affiliate links. We may earn a commission at no extra cost to you. This is not medical advice. Tinnitus and hearing concerns should be evaluated by a qualified audiologist or ENT specialist.
