What is causing my lip border skin to thin and burn after using Sensodyne toothpaste?

Question #29108

5 days ago

What is causing my lip border skin to thin and burn after using Sensodyne toothpaste? - #29108

Client_58fb1e

have a lip border problem . The problem start when was using sensodine toothpaste about a year ago.so after bath or when mouth area becomes wet white colour appears so Ihave clean that area daily basis about a year. Now this lip border skin is moved down and backwards and it is thin and flat .and there is mild burning also

How long have you been experiencing the thinning and burning sensation?:

- 4-6 months

Is the burning sensation constant or does it come and go?:

- Only when wet

Have you noticed any other symptoms around your lips?:

- Changes in color

Have you changed any other oral hygiene products recently?:

- Yes, I switched toothpaste

Do you have any known allergies or sensitivities?:

- No known allergies

How often do you clean the affected area?:

- Only when I notice white color

Have you tried any treatments or remedies for this issue?:

- Prescription medication

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Doctors' responses

Dr. Prasannajeet Singh Shekhawat

I am a 2023 batch passout and working as a general physician right now, based in Hanumangarh, Rajasthan. Still kinda new in the bigger picture maybe, but honestly—every single day in this line teaches you more than textbooks ever could. I’ve had the chance to work under some pretty respected doctors during and after my graduation, not just for the clinical part but also to see how they handle people, real people, in pain, in panic, and sometimes just confused about their own health. General medicine covers a lot, right? Like from the smallest complaints to those random, vague symptoms that no one really understands at first—those are kinda my zone now. I don’t really rush to label things, I try to spend time actually listening. Feels weird to say it but ya, I do take that part seriously. Some patients just need someone to hear the whole story instead of jumping to prescription pads after 30 seconds. Right now, my practice includes everything from managing common infections, blood pressure issues, sugar problems to more layered cases where symptoms overlap and you gotta just... piece things together. It's not glamorous all the time, but it's real. I’ve handled a bunch of seasonal disease waves too, like dengue surges and viral fevers that hit rural belts hard—Hanumangarh doesn’t get much spotlight but there’s plenty happening out here. Also, I do rely on basics—thorough history, solid clinical exam and yeah when needed, investigations. But not over-prescribing things just cz they’re there. One thing I picked up from the senior consultants I worked with—they used to say “don’t chase labs, chase the patient’s story”... stuck with me till now. Anyway, still learning every single day tbh. But I like that. Keeps me grounded and kind of obsessed with trying to get better.

5 days ago

Hello
Thanks for sharing these details. It sounds like you’re dealing with a persistent lip border issue that started after using Sensodyne toothpaste, with white buildup after getting wet, thinning and flattening of the lip border, and mild burning.
### What This Could Be
Your symptoms suggest a form of chronic irritant contact dermatitis or possibly cheilitis (inflammation of the lips), likely triggered by an ingredient in the toothpaste. Over time, repeated irritation and cleaning can thin and flatten the delicate skin at the lip border, and cause mild burning.
### What You Can Do
1. Stop Using the Trigger: If you haven’t already, switch to a very mild, non-fluoridated, non-foaming toothpaste for a few weeks.
2. Gentle Lip Care: Avoid scrubbing or cleaning the area aggressively. Pat dry after washing your face.
3. Moisturize: Use a bland, fragrance-free lip balm (like plain petroleum jelly/Vaseline) several times a day, especially after eating or washing.
4. Avoid Irritants: Don’t use flavored, colored, or medicated lip balms, and avoid spicy or acidic foods that can worsen burning.
5. Sun Protection: Use a lip balm with SPF if you’re outdoors, as sun can worsen lip inflammation.
### When to See a Doctor
- If the burning, thinning, or white patches worsen or don’t improve in 2–3 weeks with gentle care.
- If you notice cracks, bleeding, persistent pain, or any new lumps/ulcers.
- A dermatologist can examine your lips, rule out other causes (like lichen planus, fungal infection, or vitamin deficiencies), and may prescribe a mild topical ointment if needed.
### Will It Get Better?
Most cases like yours do improve with gentle care and avoiding triggers, but it can take a few weeks for the lip border to heal and regain its normal texture. Try not to worry—this is not usually a serious condition, but it does need patience and gentle handling.
Thank you

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Client_58fb1e

Client

5 days ago

But my lip border is moved down and backwards due to dryness of a year and white color appears after bath when I clean it now this area looks like flat and part of lips line.how will be normal and heal

Dr. Shayeque Reza

I completed my medical degree in 2023, but honestly, my journey in healthcare started way before that. Since 2018, I’ve been actively involved in clinical practice—getting hands-on exposure across multiple departments like ENT, pediatrics, dermatology, ophthalmology, medicine, and emergency care. One of the most intense and defining phases of my training was working at a District Government Hospital for a full year during the COVID pandemic. It was chaotic, unpredictable, and exhausting—but it also grounded me in real-world medicine like no textbook ever could. Over time, I’ve worked in both OPD and IPD setups, handling everything from mild viral fevers to more stubborn, long-term conditions. These day-to-day experiences really built my base and taught me how to stay calm when things get hectic—and how to adjust fast when plans don’t go as expected. What I’ve learned most is that care isn't only about writing the right medicine. It’s about being fully there, listening properly, and making sure the person feels seen—not just treated. Alongside clinical work, I’ve also been exposed to preventive health, health education, and community outreach. These areas really matter to me because I believe real impact begins outside the hospital, with awareness and early intervention. My approach is always centered around clarity, empathy, and clinical logic—I like to make sure every patient knows exactly what’s going on and why we’re doing what we’re doing. I’ve always felt a pull towards general medicine and internal care, and honestly, I’m still learning every single day—each patient brings a new lesson. Medicine never really sits still, it keeps shifting, and I try to shift with it. Not just in terms of what I know, but also in how I listen and respond. For me, it’s always been about giving real care. Genuine, respectful, and the kind that actually helps a person heal—inside and out.

5 days ago

Your symptoms suggest that you may have developed chronic irritation or contact-related inflammation of the lip border (likely a form of irritant contact cheilitis), possibly triggered initially by the Sensodyne toothpaste and worsened over time by repeated moisture exposure and frequent rubbing or cleaning. The white appearance when wet, along with thinning, flattening, and slight recession of the lip border, indicates ongoing skin barrier damage and mild inflammation. The associated burning sensation further supports irritation rather than infection. Overall, this seems to be a chronic but manageable condition caused by long-term irritation and overhandling of the area, and it typically improves with avoidance of triggers, gentle care, and proper skin barrier repair.
Use zytec gel
Tab folvite 5 1 tab daily for 10-14 days.

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Dr. Bharat Joshi

I’m a periodontist and academician with a strong clinical and teaching background. Over the last 4 years and 8 months, I’ve been actively involved in dental education, guiding students at multiple levels including dental hygienist, BDS, and MDS programs. Currently, I serve as a Reader at MMCDSR in Ambala, Haryana—a role that allows me to merge my academic passion with hands-on experience. Clinically, I’ve been practicing dentistry for the past 12 years. From routine procedures like scaling and root planing to more advanced cases involving grafts, biopsies, and implant surgeries. Honestly, I still find joy in doing a simple RCT when it’s needed. It’s not just about the procedure but making sure the patient feels comfortable and safe. Academically, I have 26 research publications to my credit. I’m on the editorial boards of the Archives of Dental Research and Journal of Dental Research and Oral Health, and I’ve spent a lot of time reviewing manuscripts—from case reports to meta-analyses and even book reviews. I was honored to receive the “Best Editor” award by Innovative Publications, and Athena Publications recognized me as an “excellent reviewer,” which honestly came as a bit of a surprise! In 2025, I had the opportunity to present a guest lecture in Italy on traumatic oral lesions. Sharing my work and learning from peers globally has been incredibly fulfilling. Outside academics and clinics, I’ve also worked in the pharmaceutical sector as a Drug Safety Associate for about 3 years, focusing on pharmacovigilance. That role really sharpened my attention to detail and deepened my understanding of drug interactions and adverse effects. My goal is to keep learning, and give every patient and student my absolute best.

4 days ago

Hello dear
See sensodyne has been successfully tested in human trial and no side-effects have been reported
Probably it is an allergic reaction to one of the components probably desensitised agent.
I suggest you to please stop and replace sensodyne with
Colagate or pepsodent
Do regular mouthrinsing with water
Take zincovit multivitamin therapy for b2 deficiency and lip irritation
Please follow fir atleast a week
In case of no improvement consult nearby dentist for better clarity
Regards

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Dr. Arsha K Isac

I am a general dentist with 3+ years of working in real-world setups, and lemme say—every single patient teaches me something diff. It’s not just teeth honestly, it’s people… and how they feel walking into the chair. I try really hard to not make it just a “procedure thing.” I explain stuff in plain words—no confusing dental jargon, just straight talk—coz I feel like when ppl *get* what's going on, they feel safer n that makes all the difference. Worked with all ages—like, little kids who need that gentle nudge about brushing, to older folks who come in with long histories and sometimes just need someone to really sit n listen. It’s weirdly rewarding to see someone walk out lighter, not just 'coz their toothache's gone but coz they felt seen during the whole thing. A lot of ppl come in scared or just unsure, and I honestly take that seriously. I keep the vibe calm. Try to read their mood, don’t rush. I always tell myself—every smile’s got a story, even the broken ones. My thing is: comfort first, then precision. I want the outcome to last, not just look good for a week. Not tryna claim perfection or magic solutions—just consistent, clear, hands-on care where patients feel heard. I think dentistry should *fit* the person, not push them into a box. That's kinda been my philosophy from day one. And yeah, maybe sometimes I overexplain or spend a bit too long checking alignment again but hey, if it means someone eats pain-free or finally smiles wide in pics again? Worth it. Every time.

4 days ago

Hello
Your symptoms are most likely due to chronic irritation of the lip border (irritant contact dermatitis) that began after using Sensodyne. Some people develop sensitivity to certain toothpaste ingredients, especially foaming agents or flavoring chemicals. Repeatedly cleaning or rubbing the white area when it gets wet can also thin the skin over time and cause the mild burning sensation you described. This condition is usually not dangerous and does not mean permanent damage, but it can persist if the irritation continues.
What you should do now is switch to a very gentle, non-foaming toothpaste and avoid rubbing or scrubbing the lip border frequently. Apply a simple protective layer like petroleum jelly to the area two to three times daily to help the skin heal. Try to gently pat the area dry after bathing or brushing instead of wiping repeatedly. If the burning continues, a doctor may prescribe a short course of a mild antifungal or anti-inflammatory cream to calm the irritation.
If the skin keeps thinning, develops cracks, bleeding, spreading redness, or does not improve after about two to three weeks of gentle care, you should see a doctor or dentist for an in-person examination.
Take care

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Dr. Aarav Deshmukh

I am a general physician with 8 years of practice, mostly in urban clinics and semi-rural setups. I began working right after MBBS in a govt hospital in Kerala, and wow — first few months were chaotic, not gonna lie. Since then, I’ve seen 1000s of patients with all kinds of cases — fevers, uncontrolled diabetes, asthma, infections, you name it. I usually work with working-class patients, and that changed how I treat — people don’t always have time or money for fancy tests, so I focus on smart clinical diagnosis and practical treatment. Over time, I’ve developed an interest in preventive care — like helping young adults with early metabolic issues. I also counsel a lot on diet, sleep, and stress — more than half the problems start there anyway. I did a certification in evidence-based practice last year, and I keep learning stuff online. I’m not perfect (nobody is), but I care. I show up, I listen, I adjust when I’m wrong. Every patient needs something slightly different. That’s what keeps this work alive for me.

3 days ago

It seems you’re experiencing a dermatological reaction related to the use of Sensodyne toothpaste, possibly an allergic reaction or irritation triggered by specific ingredients. Some toothpaste formulations contain SLS (Sodium Lauryl Sulfate) or certain flavorings that can irritate sensitive skin, especially around the lips. The symptoms you’re describing — thinning skin, burning sensation, and the appearance of a white color after exposure to water — may indicate that there’s some ongoing inflammation or irritation. Initially, it would be advisable to stop using the toothpaste immediately, and switch to a hypoallergenic or SLS-free alternative. Make sure to choose a toothpaste that’s free of strong flavorings or other potential irritants. Next, apply a gentle, fragrance-free moisturizer or a medical-grade lip balm to the affected area to help repair the skin barrier. Look for products containing ceramides, as they can aid in skin restoration. Additionaly, avoid licking your lips or touching the area frequently, as this can exacerbate the irritation. If your symptoms persist despite these changes, or if the condition worsens, it’s important to consult a healthcare professional or dermatologist. They can assess whether there’s an underlying dermatological condition that needs addressing. Sometimes, topical treatments with corticosteroids or other medications might be needed to reduce inflammation and promote healing. Remember, if you experience any severe reactions like swelling, difficulty breathing, or intense pain, seek immediate medical attention. A professional evaluation is crucial for persistent or worsening symptoms, so you can get an accurate diagnosis and appropriate treatment plan.

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