Improper Mouthwash Use: How It Affects Your Taste Buds and Recovery Time - Otolaryngology

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Improper use of mouthwash can lead to a decrease in taste sensation?


Due to improper use of mouthwash, holding it in the mouth for too long, 2 to 3 times a day for about five minutes each time over the course of two days, I suddenly noticed a decrease in my ability to taste salty flavors.
Other tastes are still somewhat detectable but have also slightly diminished.
I have immediately stopped using the mouthwash, and it has been two days without significant improvement.
I would like to ask the doctor how long it might take to recover my sense of taste, and if there are any methods to expedite the healing process.
Thank you!

ken, 30~39 year old female. Ask Date: 2020/08/18

Dr. Zheng Jueyi reply Otolaryngology


Hello, it is recommended to stop using mouthwash and to rinse with plain water instead.
Additionally, reduce the intake of spicy foods and consider supplementing with B vitamins.
If symptoms persist and do not improve, it is advisable to seek medical evaluation.
Wishing you safety and good health.
Sincerely, Dr.
Cheng Jue-Yi, Director of the Department of Otolaryngology, Taoyuan Hospital, Ministry of Health and Welfare.

Reply Date: 2020/08/18

More Info


Improper use of mouthwash can indeed have a significant impact on your taste buds and overall oral health. Mouthwash is designed to help reduce oral bacteria, freshen breath, and promote oral hygiene, but excessive or improper use can lead to unintended consequences, including alterations in taste perception.

When mouthwash is used excessively—such as using it 2 to 3 times a day for prolonged periods (like five minutes each time)—it can disrupt the natural balance of bacteria in the mouth. This disruption can lead to a condition known as dysgeusia, where the sense of taste is altered. The active ingredients in many mouthwashes, particularly those containing alcohol or strong antiseptics, can irritate the mucous membranes in the mouth and throat, potentially leading to a temporary reduction in taste sensitivity.

In your case, it seems that the excessive use of mouthwash has led to a noticeable decrease in your ability to taste salty flavors, while other tastes have also been slightly diminished. This is not uncommon, and the good news is that taste perception often recovers once the irritant is removed from the equation. Since you have already stopped using the mouthwash, your taste buds may begin to heal and recover.

Typically, the recovery time for taste perception can vary from person to person. In many cases, individuals may start to notice improvements within a few days to a couple of weeks after discontinuing the use of the offending mouthwash. However, if the taste alteration persists beyond two weeks, it would be advisable to consult a healthcare professional, such as an ear, nose, and throat (ENT) specialist or a dentist, to rule out any other underlying issues.

To help expedite the recovery of your taste buds, consider the following recommendations:
1. Stay Hydrated: Drink plenty of water to keep your mouth moist and help flush out any lingering irritants.

2. Maintain Oral Hygiene: Continue to brush your teeth and floss regularly, but avoid using mouthwash until your taste returns to normal. You can also use a gentle saline rinse as an alternative.

3. Avoid Irritants: Steer clear of spicy, acidic, or overly hot foods that may further irritate your oral tissues.

4. Eat a Balanced Diet: Incorporate a variety of flavors into your diet to stimulate your taste buds. Foods rich in zinc, such as nuts and seeds, may also help support taste function.

5. Monitor Your Progress: Keep track of any changes in your taste perception. If you notice no improvement after a couple of weeks, seek professional advice.

6. Consider Stress Management: Stress can also affect taste perception, so engaging in relaxation techniques such as meditation, yoga, or deep breathing exercises may be beneficial.

In summary, while improper mouthwash use can temporarily affect your taste buds, the likelihood of recovery is high once you discontinue its use. By following the above recommendations and monitoring your symptoms, you should be able to regain your taste sensitivity in a reasonable timeframe. If issues persist, do not hesitate to seek medical advice for further evaluation and management.

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