Tinnitus: Managed by Habituation, Not Cured by a Supplement
Summary
Tinnitus is a real phantom auditory percept, usually tied to hearing loss, and its evidence-based management genuinely helps but the honest frame is reduce the distress and habituate, not eliminate the sound: cognitive behavioural therapy reliably lowers tinnitus-related distress, treating coexisting hearing loss with hearing aids and sound therapy can make it less intrusive, the "tinnitus miracle / tinnitus formula" supplement market (Ginkgo, zinc, melatonin, proprietary blends) is unsupported and explicitly recommended against, and the one line that must never be buried is the red-flag rule,
Why Moderate
Moderate Evidence because the entry's spine rests on convergent high-grade sources, multiple Cochrane reviews and a major specialty guideline, but the magnitude of the legitimate management levers is genuinely uncertain. The supplement debunk (Ginkgo probably gives no benefit, guideline against supplements) and the CBT-reduces-distress claim are well supported and would individually read as Strong. The hearing-aid and sound-therapy benefit, which is part of the practical recommendation, is Cochrane-graded low quality. Averaging a strong debunk and a strong CBT-distress finding against a low-quality amplification body and a no-cure ceiling lands the entry at Moderate.
NOT Strong for the headline because a load-bearing part of the management recommendation (hearing aids, sound therapy) rests on low-quality evidence, and there is no cure to point to, so the entry cannot claim a robust positive treatment effect on the percept.
NOT Emerging because the negative findings and the CBT-distress finding are Cochrane- and guideline-anchored and robust, and the red-flag rule is an explicit guideline statement. The entry is well above "a few suggestive studies."
The per-claim split (read this, not just the headline):
• Ginkgo probably gives no benefit: moderate-certainty evidence (Cochrane, Sereda 2022; convergent across two review generations).
• CBT reduces tinnitus distress: Strong-to-Moderate (large Cochrane review, certainty graded moderate-to-low).
• Hearing aids / sound therapy for coexisting loss: Moderate-to-Emerging (recommended options, Cochrane-graded low-quality evidence).
• Guideline recommends against supplements, for CBT: Strong as a graded guideline position.
• Red-flag referral rule: Strong (explicit guideline statement, safety spine).
• Prevalence and habituation framing: Strong-to-Moderate (large population datasets; clinically established habituation).
Practical takeaway
The framing to hold: the goal is to reduce the distress and habituate, not to eliminate the sound. Set that expectation first, because the wrong goal (silence) is what sends people to the supplement aisle and to despair when it fails.
Rule out the red flags first (this comes before any self-management).
• Tinnitus that is in one ear only, pulsatile (pulses with the heartbeat), sudden in onset, or that comes with asymmetric hearing loss, dizziness, or focal neurological symptoms is not a self-management question. It warrants prompt audiologic and medical assessment, and is the specific trigger for imaging. Pulsatile tinnitus in particular can be vascular. Do not start a habituation plan on top of an unevaluated red-flag presentation.
Then the levers that genuinely help (distress and habituation).
• Get the hearing checked, and treat any hearing loss. If there is a documented coexisting hearing loss, hearing aids are a reasonable, guideline-recommended option that can make the tinnitus less intrusive. This is the most concrete physical lever, conditioned on there being a loss to treat.
• Cognitive behavioural therapy is the best-supported lever. CBT for tinnitus reliably reduces the distress and quality-of-life impact, with few adverse effects. It is the intervention to prioritise for a person whose tinnitus is bothersome.
• Sound therapy and enrichment. Background sound, sound generators, or amplification can reduce how much the tinnitus dominates the auditory scene. The controlled evidence is low quality, so frame it as a reasonable, low-risk aid rather than a proven treatment.
What to skip (the marketing, not the medicine).
• "Tinnitus formula" and "tinnitus miracle" supplements. Ginkgo, zinc, melatonin, and proprietary blends are explicitly recommended against for persistent bothersome tinnitus, and Ginkgo probably gives no benefit for tinnitus (Cochrane, Sereda 2022, moderate-certainty evidence).
• Any product or programme that promises to eliminate or cure the sound. The honest target is habituation and reduced distress.
Evidence detail
Why This Entry Exists
The instinct on hearing a persistent ringing is to look for the thing that makes it stop, and the market is built precisely on that instinct: a "tinnitus formula" you swallow that promises to silence the sound. The evidence does not support any of it. There is no supplement that cures tinnitus and no pill that reliably reduces it. The largest independent syntheses and the load-bearing specialty guideline both find no benefit from Ginkgo, zinc, or melatonin and recommend against them for persistent bothersome tinnitus. That gap, between what people reach for and what works, is one reason this entry exists.
But the honest read is not nihilism. A short list of interventions genuinely helps, and they help by a specific route: they reduce the distress the tinnitus causes and accelerate habituation to it, rather than removing the percept. Cognitive behavioural therapy is the strongest of these. Treating a coexisting hearing loss with amplification, and sound therapy, can reduce how intrusive the sound feels. The goal is real and achievable, but it is the right goal: a person who is no longer distressed by a sound they have stopped noticing is the success case, not a person whose ears have gone silent.
The second reason this entry exists is safety. Most tinnitus is benign and self-limiting in its impact. A specific minority is not, and the distinguishing features are sharp: tinnitus that is in one ear only, that pulses in time with the heartbeat, that arrives suddenly, or that comes with asymmetric hearing loss or focal neurological signs. Those features fall outside routine self-management and warrant prompt audiologic and medical assessment. That red-flag rule is the safety spine of the entry and must never be buried under the management advice.
What bad advice this protects against, in all directions:
• "This tinnitus formula / Ginkgo / zinc supplement will cure the ringing" → unsupported. Ginkgo probably gives no benefit for tinnitus (Cochrane, Sereda 2022, moderate-certainty evidence); the AAO-HNS guideline recommends against supplements for persistent bothersome tinnitus.
• "CBT or sound therapy will make the sound go away" → no. Their documented benefit is on distress and quality-of-life impact (habituation/coping), not on silencing or even reliably quietening the percept.
• "Hearing aids are a proven tinnitus treatment" → overstated. They are a reasonable, recommended option when there is documented coexisting hearing loss, but the controlled evidence for their tinnitus-specific benefit is low quality.
• "Nothing can be done, just live with it" → false in the other direction. CBT has genuine support, and habituation is a real, documented process the legitimate therapies are designed to accelerate.
• "It's just tinnitus, no need to see anyone" → dangerous when it is unilateral, pulsatile, or sudden. Those features can signal retrocochlear or vascular pathology and need referral.
This entry owns the cold consensus-gaps of tinnitus management: what tinnitus is, the real distress-reducing levers, the supplement debunk, and the red-flag referral rule. It defers the Ginkgo evidence detail to ginkgo_biloba and the CBT-works-by-what mechanism to therapy_mechanisms, stating those boundaries and routing there rather than re-arguing them.
Evidence
Organised by claim, with the tier signal inline. The headline is Moderate Evidence: the supplement debunk and the CBT-reduces-distress claim are strongly supported, while the magnitude of the sound-therapy and hearing-aid benefit is genuinely uncertain. Read the per-claim split, not just the thesis.
1. Ginkgo biloba probably gives no benefit for tinnitus (moderate-certainty evidence). The 2022 Cochrane update concluded Ginkgo probably does not reduce tinnitus compared with placebo, at moderate-certainty evidence; the earlier Cochrane review reached the same place, that the limited evidence does not show Ginkgo is effective when tinnitus is the primary complaint. The finding is convergent across two review generations. (Sereda M et al. "Ginkgo biloba for tinnitus." Cochrane Database Syst Rev 2022;CD013514.pub2; Hilton MP, Zimmermann EF. Cochrane Database Syst Rev 2013;CD003852. Moderate-certainty evidence that Ginkgo probably gives no benefit. Cui bono runs the other way: many positive Ginkgo trials trace to extract manufacturers and the "tinnitus miracle" market profits directly from the cure claim. Ginkgo specifics are owned by ginkgo_biloba.)
2. CBT reliably reduces the negative impact of tinnitus on quality of life and tinnitus-related distress (Strong-to-Moderate Evidence, and the strongest legitimate lever). The 2020 Cochrane review of cognitive behavioural therapy for tinnitus pooled 28 studies and 2,733 participants (tinnitus of at least three months) and found CBT reduces the negative impact of tinnitus on quality of life and lowers tinnitus-related distress, with few or no adverse effects, while effects on general depression and anxiety were smaller and less certain. An earlier meta-analysis reported tinnitus-distress effect sizes around Hedges' g 0.70 against passive control and 0.44 against active control. (Fuller T, Cima R, Langguth B, et al. "Cognitive behavioural therapy for tinnitus." Cochrane Database Syst Rev 2020;CD012614.pub2; Hesser H et al., 2011 meta-analysis. Strong-to-Moderate: large Cochrane review, certainty graded moderate-to-low for risk of bias and mixed comparators, so the effect is real but modest. Low commercial conflict of interest, CBT is non-proprietary. The mechanism is owned by therapy_mechanisms.)
3. Hearing aids for coexisting hearing loss, and sound therapy, are reasonable options but rest on low-quality controlled evidence (Moderate-to-Emerging Evidence). The Cochrane review of amplification with hearing aids for patients with tinnitus and coexisting hearing loss, and the Cochrane review of sound therapy (amplification devices and/or sound generators), both found the evidence too low in quality (risk of bias, imprecision) to demonstrate a clear tinnitus-specific benefit. They are recommended as options because they plausibly help by improving audibility and masking and by reducing associated stress, which is distress reduction, not cure. (Hoare DJ et al. Cochrane Database Syst Rev 2014;CD010151; Sereda M et al. "Sound therapy ... for tinnitus." Cochrane Database Syst Rev 2018;CD013094. Moderate-to-Emerging: recommended by guidelines as options but the controlled evidence is graded low quality, so the magnitude must not be overstated. Hearing-aid manufacturer interest exists, but the recommendation is gated on documented hearing loss and the device treats the loss directly.)
4. The specialty guideline recommends AGAINST supplements and FOR CBT and (with coexisting hearing loss) hearing aids and sound therapy (Strong Evidence as a guideline position). The American Academy of Otolaryngology, Head and Neck Surgery Clinical Practice Guideline on tinnitus explicitly recommends against Ginkgo biloba, melatonin, zinc, and other dietary supplements for persistent bothersome tinnitus, and recommends CBT, and for patients with documented coexisting hearing loss, hearing aids and sound therapy, as options. This is the load-bearing anchor for both halves of the tension. (Tunkel DE, Bauer CA, Sun GH, et al. "Clinical Practice Guideline: Tinnitus." Otolaryngol Head Neck Surg 2014;151(2 Suppl):S1-S40, AAO-HNS Foundation. Strong Evidence as a graded guideline position from a systematic evidence review. The professional body has no incentive to suppress a working supplement, so the against-supplements recommendation runs directly against commercial interest, which strengthens it.)
5. The red-flag referral rule: unilateral, pulsatile, sudden, or asymmetric tinnitus needs prompt assessment (Strong Evidence, the safety spine). The same AAO-HNS guideline recommends a prompt comprehensive audiologic examination for unilateral or persistent tinnitus, and reserves imaging for tinnitus that localises to one ear, is pulsatile, or is accompanied by focal neurological abnormalities or asymmetric hearing loss, because those features can signal retrocochlear pathology such as a vestibular schwannoma, or a vascular cause. These cases fall outside routine self-management. (Tunkel DE et al., AAO-HNS Tinnitus CPG 2014. Strong Evidence: an explicit guideline statement. No commercial interest, this is pure safety-net guidance.)
6. Tinnitus is a phantom auditory percept that is common and rises with age, usually coexists with hearing loss, and partial habituation over time is documented (Strong-to-Moderate Evidence for the descriptive picture). Tinnitus is the perception of sound without an external source. Two different measures must be kept apart. "Any" or experienced tinnitus (lifetime or point prevalence) is often cited at roughly 10 to 25% of adults across reviews. Frequent or bothersome tinnitus is less common: the 2023 US population analysis put frequent tinnitus at around 11% of adults overall, peaking around 14% in the 60 to 69 age band, rising with age. Tinnitus usually coexists with hearing loss. Spontaneous partial habituation over time is documented, which is exactly the process CBT and sound therapy aim to accelerate. (Frequent-tinnitus prevalence: US population-level analysis, Lancet Regional Health Americas 2023 (~11% overall, ~14% peak in older adults). The wider ~10 to 25% range refers to any/experienced tinnitus across reviews, not the Lancet 2023 figure. Mechanism and habituation framing consistent with the cognitive model literature and the AAO-HNS guideline background. Strong-to-Moderate for prevalence from large population datasets; the habituation framing is well-established clinically. Descriptive, no material conflict of interest.)
Mechanism
Why the honest target is distress and habituation, not silence. Tinnitus is generated centrally, not just in the ear. The dominant model holds that when the auditory system loses input, often through hearing loss, central auditory pathways increase their gain and aberrant neural activity is perceived as sound. Because the percept arises from a changed central state, there is no peripheral switch to flip off. What can change is the brain's relationship to the signal: the limbic and attentional systems can stop tagging the sound as a threat and stop foregrounding it. That is habituation, and it is why a person can have unchanged tinnitus on audiometry yet experience far less suffering. The legitimate therapies act on that relationship, not on the generator.
Why CBT is the strongest lever. Much of the distress of tinnitus is mediated by the meaning attached to it, the catastrophic interpretation, the hypervigilant monitoring, the sleep disruption and the fear that it signals something dire. CBT targets exactly that chain: it reduces the threat appraisal, breaks the monitoring loop, and restores function. This is why its documented effect is on tinnitus-related distress and quality of life rather than on loudness. It accelerates the habituation the auditory system is already partly capable of on its own. The general mechanism by which CBT produces change is owned by therapy_mechanisms.
Why treating the hearing loss helps when it is present. Two routes. First, amplification restores ambient sound, so the tinnitus is less salient against a richer auditory background, which is the masking idea sound therapy exploits directly. Second, restoring input may reduce the central gain that drives the percept. Both routes reduce intrusiveness rather than abolishing the sound, which is consistent with the low-quality but directionally favourable controlled evidence. The benefit is gated on there actually being a hearing loss to treat, which is why it is not a universal tinnitus cure.
Why supplements do not engage any of this. Ginkgo, zinc, and melatonin are sold on a vague promise to improve circulation or "support the ear," but none has a demonstrated route to either resetting central auditory gain or changing the distress appraisal. With no plausible engaged mechanism and convergent null trials, the supplement aisle is a dead end for the percept and for the distress.
Risks And Contraindications
• The red-flag rule is the single most important line in this entry and must not be buried. Unilateral, pulsatile, or sudden tinnitus, or tinnitus with asymmetric hearing loss or focal neurological signs, is out of scope for routine self-management and needs prompt audiologic and medical assessment. Pulsatile tinnitus can be vascular; unilateral tinnitus can signal a vestibular schwannoma. When in doubt, refer.
• Do not imply CBT or sound therapy reduce loudness. The percept usually persists. The documented benefit is on distress and quality-of-life impact (habituation and coping). Promising a quieter sound sets up a failure the person will read as "treatment didn't work."
• Do not present hearing aids or sound therapy as strongly evidenced. Cochrane rates that body of evidence low quality. They are recommended options when there is coexisting hearing loss, not proven cures. Overstating them is the legitimate-treatment counterpart of the supplement overclaim.
• Do not let the supplement debunk bleed into "nothing helps." CBT has genuine Strong-to-Moderate support and habituation is real. The honest position is two-sided: supplements are a dead end and the real levers target distress.
• Sudden tinnitus with sudden hearing loss is a time-sensitive presentation. Sudden sensorineural hearing loss is treated as urgent. If tinnitus arrives suddenly alongside a drop in hearing, that is a same-week medical matter, not a habituation plan.
Controversy
Nature: a real condition with a small set of genuinely-helpful, distress-targeting interventions (CBT, treating coexisting hearing loss, sound therapy) entangled with a large, profitable market of unsupported "cure" supplements, with error possible at both poles, overclaiming the supplement cure on one side and, on the other, a quieter risk of dismissing all management as useless.
Position A, "Tinnitus is real and its evidence-based management genuinely helps." The grounded, mechanism-specific take.
• Best evidence: real where it stays on the right target. Tinnitus is common (frequent tinnitus around 11% of adults, higher for any/experienced tinnitus) and usually coexists with hearing loss. CBT reliably reduces tinnitus-related distress and quality-of-life impact; treating coexisting hearing loss with amplification, plus sound therapy, can reduce how intrusive it feels; partial habituation over time is documented. The goal is real and achievable.
• Where it goes wrong if overstated: it tips into a cure narrative if you forget the target is distress, not the sound, or if you present the low-quality hearing-aid and sound-therapy evidence as strong.
Position B, "There is no cure and the supplement market is unsupported." The skeptical take.
• Best evidence: correct on the big-ticket claim. There is no cure that eliminates the sound, Ginkgo probably gives no benefit for tinnitus (Cochrane, Sereda 2022, moderate-certainty evidence), and the AAO-HNS guideline recommends against Ginkgo, melatonin, zinc, and other supplements for persistent bothersome tinnitus. Even the legitimate therapies act on distress and coping, not on silencing the percept.
• Where it goes wrong if overstated: it can slide into "nothing works," dismissing the genuine CBT benefit and the real, if modest, role of treating coexisting hearing loss, and the documented process of habituation.
The funding/bias dimension, cui bono, both ways. Toward over-claiming: the supplement, "tinnitus formula," and "tinnitus miracle" industry profits directly from the cure narrative and is the source of most positive Ginkgo, zinc, and blend trials and marketing. Toward the legitimate side: hearing-aid manufacturers have a commercial interest in amplification recommendations, but that recommendation is gated on documented coexisting hearing loss and the device treats the loss directly. The independent Cochrane reviews and the AAO-HNS guideline, which has no incentive to suppress a working supplement, both find no supplement benefit, which is the decisive counterweight.
Realised Position: Reduce the distress and habituate, not eliminate the sound. Tinnitus is real and manageable, the levers that work (CBT, hearing aids for coexisting hearing loss, sound therapy) target distress and drive habituation rather than curing the percept, and the supplement aisle is a dead end. We set the expectation honestly up front, because the wrong goal (silence) is exactly what the supplement market sells against. And we lead with the hard red-flag rule: unilateral, pulsatile, or sudden tinnitus, especially with asymmetric hearing loss or focal neurological signs, needs prompt referral, not self-management. The cleanest tell of the honest finding here is that the recommendation runs against the sellers in both directions, the guideline rejects the profitable supplement and the genuine levers are low-cost behavioural and audiologic ones.
Cross-Pillar Connections
This is a genuinely cross-pillar topic. The condition is auditory, the strongest lever is psychological, the debunk is a supplements-and-method question, and the safety rule is medical.
• Supplements (ginkgo_biloba): owns the Ginkgo evidence and dosing detail; this entry holds only the tinnitus-specific null and the supplement debunk, and routes the Ginkgo specifics there.
• Mental (therapy_mechanisms): owns how CBT and psychotherapy produce change; this entry holds only that CBT reduces tinnitus-related distress and is the strongest legitimate lever, and routes the mechanism there.
• Foundations (publication_bias_and_evidence_distortion): why positive supplement trials are over-represented and the cure literature looks more favourable in print than it is.
• Foundations (healthy_user_bias): the silent contaminant under observational "this supplement helped" claims, supplement-takers differ systematically from non-takers.
• Foundations (cui_bono_industry_funding_bias): the both-ways funding lens, the supplement market inflates the cure claim while the independent guideline rejects it.
• Foundations (rct_vs_observational_evidence): why testimony and uncontrolled before-after reports cannot separate a real effect from spontaneous habituation and regression.
What would change our mind
• We'd re-tier the supplement debunk if a large, independently-funded, pre-registered RCT (or a Cochrane update) showed a standardised supplement, Ginkgo EGb 761, zinc, or a defined formula, produced a clinically meaningful, placebo-controlled reduction in validated tinnitus distress or severity (for example on the Tinnitus Functional Index or Tinnitus Handicap Inventory) with low risk of bias.
• We'd upgrade the sound-therapy and hearing-aid lever from low-quality to a firmer recommendation if high-certainty evidence showed they reduce tinnitus severity beyond a CBT-equivalent distress effect.
• We'd change the core "no cure, habituate instead" frame if a validated cure, for example a bimodal neuromodulation device or a pharmacologic agent, demonstrated durable elimination or large reduction of the percept itself in replicated RCTs.
• What would NOT move us: the Ginkgo probably-no-benefit finding, the guideline recommendation against supplements, the fact that CBT's benefit is on distress rather than loudness, or the red-flag referral rule. Across all of it, independent (non-seller) funding is the decisive variable.
Industry bias note
Cui bono runs both ways here, and the asymmetry is strong.
• Toward over-claiming. The supplement, "tinnitus formula," and "tinnitus miracle" market profits directly from the cure narrative, the promise that swallowing a blend will silence the ringing. This market is the source of most positive Ginkgo, zinc, and proprietary-blend trials and marketing, and several positive Ginkgo studies trace to extract manufacturers. The commercial pressure points squarely at inflating the supplement-cure claim, which is exactly the claim the evidence rejects.
• Toward the legitimate treatments. Hearing-aid manufacturers have a real commercial interest in amplification recommendations. But that recommendation is conditioned on documented coexisting hearing loss, and the device treats the loss as much as the tinnitus, which limits how far the interest can distort the advice. CBT is non-proprietary with minimal conflict of interest.
• The clean signal. The independent Cochrane reviews and the AAO-HNS guideline both find no supplement benefit. A professional specialty body recommending against a profitable supplement category has no incentive to suppress a working product, so that recommendation, running against the sellers, is the cleanest tell of an honest finding. The decisive counterweight to the supplement market is independent synthesis (see cui_bono_industry_funding_bias).
• The silent contaminant. Positive supplement trials are over-represented in print (see publication_bias_and_evidence_distortion), and observational "this supplement helped my tinnitus" testimony is contaminated by spontaneous habituation and by healthy-user confounding, people who try supplements differ systematically from those who don't (see healthy_user_bias). Distinguishing a real effect from regression and habituation is exactly why the controlled-evidence standard matters here (see rct_vs_observational_evidence).
Sources (8)
- Sereda M, et al. (2022). "Ginkgo biloba for tinnitus." Cochrane Database Syst Rev;CD013514.pub2. (Independent Cochrane review.) — Ginkgo probably gives no benefit for tinnitus vs placebo; moderate-certainty evidence.↗
- Hilton MP, Zimmermann EF. (2013). "Ginkgo biloba for tinnitus." Cochrane Database Syst Rev;CD003852. (Independent Cochrane review, earlier generation.) — limited evidence does not show Ginkgo effective when tinnitus is the primary complaint.↗
- Fuller T, Cima R, Langguth B, et al. (2020). "Cognitive behavioural therapy for tinnitus." Cochrane Database Syst Rev;CD012614.pub2. (Independent Cochrane review; CBT is non-proprietary, low conflict of interest.) — 28 studies, 2,733 participants; CBT reduces the negative impact of tinnitus on quality of life and tinnitus-related distress, few adverse effects; smaller, less certain effects on general depression/anxiety. Earlier meta-analysis (Hesser et al., 2011) reported tinnitus-distress effect sizes around Hedges' g 0.70 (passive control) and 0.44 (active control).↗
- Hoare DJ, et al. (2014). "Amplification with hearing aids for patients with tinnitus and co-existing hearing loss." Cochrane Database Syst Rev;CD010151. (Independent Cochrane review.) — evidence too low quality to demonstrate a clear tinnitus-specific benefit.↗
- Sereda M, et al. (2018). "Sound therapy (using amplification devices and/or sound generators) for tinnitus." Cochrane Database Syst Rev;CD013094. (Independent Cochrane review.) — evidence rated low quality.↗
- Tunkel DE, Bauer CA, Sun GH, et al. (2014). "Clinical Practice Guideline: Tinnitus." Otolaryngol Head Neck Surg;151(2 Suppl):S1-S40. (AAO-HNS Foundation specialty guideline; the against-supplements recommendation runs against commercial interest.) — recommends against Ginkgo, melatonin, zinc, and other dietary supplements for persistent bothersome tinnitus; recommends CBT, and hearing aids/sound therapy as options for documented coexisting hearing loss; prompt audiologic exam for unilateral/persistent tinnitus; imaging when tinnitus localises to one ear, is pulsatile, or there are focal neurological signs/asymmetric hearing loss.↗
- US population-level analysis (2023). Lancet Regional Health Americas. (Descriptive epidemiology, no material conflict of interest.) — frequent tinnitus around 11% of adults overall, peaking around 14% in the 60 to 69 age band, rising with age. (The wider ~10 to 25% any/experienced-tinnitus range cited elsewhere comes from reviews, not this source.)↗
- Funding notation: the strongest anchors are independent Cochrane reviews and an independent specialty guideline, and they cut against sellers in BOTH directions. The Ginkgo null and the guideline-against-supplements recommendation run against the lucrative "tinnitus formula" market, while the CBT-reduces-distress finding runs against "nothing helps." The single most commercially-motivated claim, that a supplement cures tinnitus, is exactly the claim the entry rejects; the modestly-conflicted hearing-aid recommendation is marked as gated on documented hearing loss and resting on low-quality evidence.*↗