The Best Anti-Snoring Mouthpieces Tested & Ranked

Yes, clinical studies show that mandibular advancement devices (MADs) and tongue stabilizing devices (TSDs) are effective for the majority of snorers. MADs work by gently holding the lower jaw forward, which opens the airway and reduces tissue vibration. In our testing, the best devices reduced snoring by 80-95% from the first night. However, effectiveness varies by individual anatomy and the severity of snoring. Devices that offer adjustability tend to produce better results because they can be fine-tuned to your specific needs.

MAD (Mandibular Advancement Device) and TSD (Tongue Stabilizing Device) are the two main types of anti-snoring mouthpieces. MADs work by holding your lower jaw slightly forward, which opens the airway behind the tongue. TSDs work by gently holding the tongue forward using suction, preventing it from falling back and blocking the airway. MADs are more common and tend to be more effective for most people. TSDs can be a good option for denture wearers or those with jaw issues. Some advanced devices like the Snorple combine both mechanisms for a dual-action approach.

Custom-fitting a boil-and-bite mouthpiece is straightforward. First, bring water to a rolling boil. Submerge the mouthpiece for the recommended time, usually 30 to 60 seconds. Remove it carefully and let it cool for a few seconds until it is safe to handle. Place it in your mouth and bite down firmly while sucking out excess air. Use your fingers to press the material against your teeth and gums for a tight seal. Hold for 30 to 60 seconds, then place in cold water to set the impression. If the fit is not right, most devices allow you to repeat the process 2 to 3 times.

Anti-snoring mouthpieces are generally safe for long-term use when properly fitted. Some users experience temporary jaw soreness or excess salivation during the first one to two weeks of use, which typically resolves as your mouth adjusts. It is important to choose a device made from medical-grade, BPA-free materials. Dentists recommend periodic dental check-ups to ensure no bite changes are occurring over time. If you have TMJ disorders, severe dental issues, or central sleep apnea, consult your dentist or sleep specialist before using any oral device.

Most people with dental work can use anti-snoring mouthpieces, but there are some considerations. Crowns and bridges are generally fine as long as they are firmly secured. If you have loose dental work, braces, or removable dentures, a MAD-style device may not be suitable. In those cases, a TSD (tongue stabilizing device) is often the better choice since it does not rely on gripping the teeth. If you have had recent dental surgery or have implants, wait until fully healed and consult your dentist before using any oral device.

The lifespan of an anti-snoring mouthpiece depends on the materials and construction quality. Budget devices made from basic thermoplastics typically last 3 to 6 months. Mid-range devices with medical-grade materials last 9 to 12 months. Premium devices with high-quality construction can last 12 to 18 months or longer with proper care. Signs that it is time to replace your device include visible wear, loss of firmness in the bite impression, cracks or discoloration, or reduced effectiveness. Cleaning your device daily and storing it in a ventilated case will maximize its lifespan.