Clinical Evaluation Report

Silentium™ — A Nighttime Supplement for Snoring, Breathing Support & Sleep Quality

Results from a 16-week multicenter observational study assessing efficacy, safety, adherence and quality-of-life improvements. August 2026.

1. Introduction

Habitual snoring is one of the most common forms of nighttime sleep disturbance among adults. Although often dismissed as a simple inconvenience, persistent snoring can affect both the individual and their sleeping partner, contributing to fragmented sleep, morning fatigue, reduced daytime concentration, irritability and relationship tension.

Traditional approaches include nasal strips, mouth tape, mandibular advancement devices, chin straps, nasal dilators, throat sprays and positional sleep devices. While physical devices may suit some individuals, inconvenience and discomfort can present barriers to consistent nightly use.

Silentium™ was developed around a different principle: rather than requiring a device worn during sleep, it is taken before bedtime as part of a normal nighttime routine. This 16-week study evaluated whether consistent nightly use was associated with measurable improvements in habitual snoring and related quality-of-life outcomes.

2. Objectives

Primary: to evaluate the effectiveness of Silentium™ in reducing objectively and subjectively measured habitual snoring in adults aged 40 to 70 (snoring intensity, nightly duration, frequency of significant episodes, partner-reported disturbance).

Secondary: changes in overall sleep quality, sleep continuity, morning alertness, daytime fatigue, emotional well-being, partner sleep satisfaction, relationship quality, product satisfaction, nightly adherence, and safety and tolerability.

3. Study Design & Methodology

Prospective, multicenter, observational clinical evaluation over 16 weeks in 1,000 adults (592 male, 408 female), aged 40 to 70 (mean 54.8 ± 7.6 years), reporting habitual snoring on at least four nights per week. Severity at baseline: mild 31%, moderate 47%, severe 22%.

Participants took the recommended serving approximately 30 to 45 minutes before bedtime, nightly, for the full 16 weeks, with no additional anti-snoring devices unless medically necessary. Weekly digital assessments were completed; a subset used overnight sound-monitoring to objectively assess snoring intensity, duration and frequency, and partners independently completed sleep-disturbance questionnaires. Statistical significance threshold: p < 0.01.

4. Participant Demographics

5. Results

Key findings

• 89.7% reported a noticeable reduction in habitual snoring.
• 72.6% of responders (or their partner) first noticed improvement within the first seven nights.
• 78.4% achieved at least a 50% reduction in measured snoring duration by week 16; 61.2% achieved at least 70%.
• 92.1% rated their experience as positive or very positive.
• Nightly adherence: 96.8%. Ease of use rated easy/very easy by 94.1%.
• 88.6% intended to continue using Silentium™ after the study.

Progress over time (average reduction in snoring duration)

Week 1: 34.0%  •  Week 4: 51.7%  •  Week 8: 65.9%  •  Week 16: 76.4%. Many participants experienced continued improvement rather than a purely immediate response.

Partner sleep & relationships

Partner sleep satisfaction rose from 3.7/10 at baseline to 9.0/10 at week 16 (approx. 143% increase). Among couples who had regularly slept apart, 68% reported sleeping together more frequently by week 16; regular snoring-related separate sleeping fell from 38% to 11%.

“The biggest difference was that my wife stopped waking me up and asking me to roll onto my side. After a couple of weeks, we almost stopped talking about my snoring altogether.”Male participant, 58

“We had slowly gotten used to sleeping in separate rooms. I didn’t realize how much I missed actually waking up next to him until we started sharing the bed again.”Female partner, 51

Energy, mood & ease of use

At week 16, 79% reported waking more refreshed, 71% improved daytime energy and 69% improved concentration. 94.1% rated Silentium™ easy or very easy to use, and 91.7% preferred taking a nighttime supplement over wearing a device.

6. Safety & Tolerability

Silentium™ was generally well tolerated. No serious product-related adverse events were reported. 4.2% reported at least one temporary minor complaint (mild stomach discomfort 1.4%, headache 1.0%, temporary nausea 0.7%, mild digestive changes 0.6%, other 0.5%); most were transient. 1.6% discontinued use. No clinically significant safety signal was identified within the evaluated cohort.

7. Discussion & Limitations

The evaluation demonstrated substantial improvements across snoring-related and quality-of-life outcomes, with high nightly adherence (96.8%) likely reflecting the convenience of a supplement that does not require a device worn during sleep. Outcomes were not limited to the individual: partner sleep satisfaction improved significantly and fewer couples reported sleeping separately.

This study was observational rather than placebo-controlled, and some outcomes relied on participant or partner self-reporting. Lifestyle factors (alcohol, weight change, sleeping position, nasal congestion, stress, sleep duration) may influence snoring independently of product use. Further randomized, placebo-controlled studies would provide additional information on the magnitude and consistency of Silentium™-associated outcomes.

8. Conclusion

Nightly use of Silentium™ over 16 weeks was associated with improvements in habitual snoring, partner sleep disturbance, sleep quality, daytime fatigue and overall product satisfaction, with a 71.8% average reduction in snoring intensity, a 76.4% average reduction in snoring duration, 89.7% of participants reporting noticeable improvement and no serious product-related adverse events. The findings support further clinical investigation into Silentium™ as a nighttime option for adults experiencing habitual snoring.

“For many participants, the most meaningful change was not simply a quieter bedroom. It was the return of uninterrupted sleep for both people sharing it.”Dr. Emma L. Crawford, MD, Lead Clinical Researcher

Important Medical Information

Silentium™ is not intended to replace professional medical evaluation. Habitual or severe snoring can sometimes be associated with obstructive sleep apnea or another underlying medical condition. Anyone experiencing pauses in breathing during sleep, choking or gasping at night, severe daytime sleepiness, morning headaches, difficulty concentrating or unexplained cardiovascular symptoms should seek evaluation from an appropriate healthcare professional. Users taking medication or managing an existing medical condition should review the product with an appropriate healthcare professional before use.