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🚫👄 Stop the bite, start the shine!
Mavala Stop Deterrent Nail Polish Treatment is a pediatrician-approved, bitter-tasting clear nail polish designed to discourage nail-biting and thumb-sucking in children aged 3 and up, as well as adults. With easy brush-on application and a glossy finish, it promotes healthier, stronger nails and delivers fast, visible results, making it a must-have for anyone serious about nail care and breaking oral habits.







| ASIN | B00336WT3O |
| Best Sellers Rank | #2,639 in Beauty & Personal Care ( See Top 100 in Beauty & Personal Care ) #2 in Nail Repair |
| Brand | MAVALA |
| Brand Name | MAVALA |
| Customer Reviews | 4.4 out of 5 stars 29,857 Reviews |
| Global Trade Identification Number | 07618900903616 |
| Item Form | Liquid |
| Item Weight | 4.81 g |
| Liquid Volume | 0.17 fluid ounces |
| Manufacturer | Atlas Supply Chain Consulting Services |
| Manufacturer Part Number | 90361 |
| Model Number | 90361 |
| Number of Items | 1 |
| Size | 0.16 Fl Oz (Pack of 1) |
| Specialty | Repair,Damaged,Healthier,Strengthener,Healthy |
| UPC | 885230846693 885643078100 |
D**L
Praise the Mavala!
My baby is 17 months old, and this worked in just one day. She started sucking her thumb around 3 months old and never took a pacifier. Since then, she always sucked her thumb in the car seat and while sleeping. I honestly found it hard to look at, but I planned to address it closer to age two, when she might better understand. Recently, she started sucking much more aggressively. The skin on her thumb became raw, cracked, and scabbed over, and it clearly looked painful. It also wasn’t healing even after a long time. I knew she was still very young, but at that point I decided to try this product. I do want to mention that the taste is extremely bitter. The first time she put her thumb in her mouth, she immediately stuck her tongue out, smacked her lips, and clearly hated the taste. She kept making faces and licking her lips in confusion — but that bitterness is exactly what made this work. The result was a complete success. She stopped sucking her thumb after just one day. The first night, she tossed a little in her sleep but didn’t cry and slept through the night. I plan to continue applying it for another 1–2 weeks just to be safe. I’m incredibly grateful for this product — the bitterness may be unpleasant, but it is truly effective.
K**N
Actually works, just be ready to reapply
This stuff really works. I was skeptical, but it did the job faster than I expected. Full disclosure, the first day was a bit of an adventure because the bitter taste caught my little one off guard and there was some dramatic reacting 😅 But by midday the hands were staying out of the mouth, so clearly the message got through. My one note is that it wears off pretty quickly. I had to reapply the next day to keep it working, so this isn't a one-and-done kind of thing. A little bottle like this could go fast if you're reapplying often. Overall though, it does exactly what it promises. If you're trying to break a nail biting or thumb sucking habit, this is worth a try. It worked here where other things hadn't ✨
A**R
The only thing that has worked for me
I am in my mid-30s and have been a life long, hard core nail biter... I am someone who will chew and pick my nails and surrounding skin until they're so short they bleed and hurt constantly (not to mention look horrendous), yet still keep going... Mavala stop is the only nail biting deterrent that has worked for me. It does not taste 'spicy' like other products, it just tastes horrible! For those concerned about visibility, it is essentially clear nail polish that tastes bad. The shine doesn't last as long as regular nail polish. For reference, I applied Mavala Stop about 6 hours prior to taking the attached photo. I have seen other reviews that have complained they taste it when they eat... This is essentially just bad tasting nail polish. There is not any artificial intelligence involved... It does not know if you're chewing your nails vs. eating.. so after it's recently applied, if your nail touches your lip/tongue, of course you will taste it... But I have never had the taste transfer over to food while I am cooking. Just be conscience about it... If you're going out for wings, don't apply it before, or get boneless... it keeps your hands away from your mouth which not only is more hygienic, but it helps me with my "hand to mouth habit".... I also smoke cigarettes and have a habit of touching my face and chin lot... So this keeps me from biting my nails and keeps my hands away from my face in general.. Three years ago I used Mavala stop every other day and for the first time in my life, I had nails that didn't hurt, I wasn't embarrassed about and actually looked nice! Also, my chin acne cleared up because I didn't touch my face as much! A year after I stopped biting my nails, I quit smoking too! I didn't bite my nails for almost 2 years and I quit smoking for 10 months. I fell off the wagon last year. First, I started biting my nails again, then I started smoking again... Recently I chewed them until they we're shorter and more painful than they've ever been in my life, so I bought Mavala stop again. I would forget to apply to at home and would chew at work, because after a few days, although it still tasted bad, it wasn't AS strong.. So if you're as determined as I am, you'll power through and bite them anyways - as long as have a drink handy... I got a second bottle to keep at work and now apply it daily, as well as keep a nail file handy at home, work and in the car, to resist the urge to bite, pick and "fix" them, which has allowed my nails to grow again! Mavala Stop will make you conscious of the habit.. when you stick your finger in your mouth it will jog your memory reminding you to stop! I attached a picture of them today, and although they don't look great yet, they don't hurt and they look sooo much better than last month when they were half as long, sore and bleeding..Also, I know this will help me quit smoking again in the future... I'll try to remember to update this again in a few weeks - another way to hold myself accountable...
C**T
More for thumb suckers
Even though this polish was effective for me and my grandfather, it did not work for my LO. She sucks her pointer finger and I think because her nail isn't touching her tongue, she couldn't taste the polish. I did have her lick her thumb to see if she could taste it and she didn't like the taste at all, but it still wasn't enough to make her stop I still think it's a great product. When I tried it on myself, I was utterly disgusted by the taste. It tastes as if you licked acetone. And the taste just lingers! It makes you really regret putting your finger in your mouth. Great for nail biters, but might not be enough for determined finger suckers
C**N
Finally Broke a Lifelong Habit!
After years of trying to stop biting my nails, I finally decided to give Mavala Stop a try. Here’s my experience with the product after several weeks of use. What I Liked: It Really Works: The primary feature is the intensely bitter taste, and it delivers. The first time you unconsciously put your finger near your mouth, you'll know it. This immediate, unpleasant feedback is highly effective at building awareness and breaking the automatic habit . Easy to Apply: The application is just like a clear nail polish. It goes on smoothly and dries relatively quickly, forming a transparent coat on the nails . Long-Lasting Formula: A major advantage is that it survives hand washing. The taste deterrent remains active, so you don't have to reapply it multiple times a day. Most users find one application lasts about two days, making it convenient and cost-effective . For the Whole Family: This product is designed for anyone over the age of 3, making it a solution for both children and adults struggling with nail-biting or thumb-sucking . What to Consider: The "Smell" Factor: When first applied, it has a distinct chemical or "nail polish" smell. However, this odor does fade quickly after it dries on the nails . Texture Can Feel Sticky: Some users note that the polish can feel a bit sticky or tacky for a short while after application until it fully sets . Requires Consistency: Breaking a habit takes time. You need to be consistent with reapplication every 2-3 days for at least a couple of weeks to see lasting results . Final Verdict: Mavala Stop is a highly effective and practical product for tackling nail-biting. While the initial smell and slight stickiness are minor drawbacks, the powerful bitter taste and long-lasting formula make it a worthwhile investment. It successfully helped me become conscious of my habit and break the cycle. I would definitely recommend it to anyone looking for a solution.
M**N
Not 100 effective
Works for the first time,as kids disliked,but after they still put finger in mouth.
K**I
WOW.
Wow... I was skeptical. But I wish I would have bought this way sooner. My 3.5 year old would suck her thumb no matter what we did or said, she has done it since before she was 1. Im not joking when I say 1 application and she was done because she absolutely hated the taste. We applied it a couple more times to "seal the deal" since I wasnt sure if she was still doing at night time but im so thankful for this product and helping me gain my sanity back from stopping telling her to stop sucking her thumb 24/7
R**I
It works!
Excellent product. My 4-year old used to bite nails heavily to a degree that I doubted if he will need a nail-cutter (saying in a funny way). Here’s a picture after using this nail polish. He said his nails smell horrible and stopped biting them. Two rounds of use was enough :)
L**O
Cumplió con su objetivo
Tengo un hijo de 15 meses que desde los 6 meses empezó a chuparse el dedo gordo a cada momento dle día y siempre para poder dormir, el odontopediatra nos dijo que tenía que eliminar esa maña ya que podría causarle problemas futuros a su paladar, nos recomendó usar este producto, supongo por la edad que ya tiene. Primero probamos pidiéndole no usar el dedo y en algunas ocasiones nos hacía caso pero rápidamente volvía a ponérselo, cuando lo enviábamos a la guardería le poníamos y sobretodo en las noches, siempre nuestra primer opción fue pedir que no lo hiciera, llevamos 4 días de usarlo en estos últimos dos días ya no ha hecho por meterse el dedo así que el producto fue un gran apoyo. Esperemos que siga así sino nos volveremos a apoyar en el producto, funciona de maravilla intenta chuparse el dedo e inmediatamente deja de hacerlo, intentó usar otros dedos entonces tuvimos que ponérselo en todos para que no buscara alternativas.
J**H
Does exactly what it says it would
Been a lifelong nail biter. I'm worst in the car where I do it absentmindedly. Was a bit sceptical about how good this stuff would be, or how long lasting it would last, but my fears turned out to be unfounded. It is awesome, tastes disgusting, and it very hard wearing. It's almost invisible unless you're really looking close, and the few times I've forgotten about it, and started to bite a nail, I'm given a very swift reminder not to do it again. The taste is bitter, and stays in the mouth long enough for you to not want to do it again. I sit here about two weeks into using it - nails are growing back nicely, no more sore fingers - nails are actually starting to catch on surfaces if I rub my fingertips over things. Amazing. I imagine I'll keep up the treatment for another couple of weeks, then stash the little bottle somewhere, and if I start to slip back into old habits, just do some shorter treatments as necessary, but I'm hoping this will help me break the association completely. If you want to stop - couldn't recommend this stuff highly enough.
J**D
She's now 4 and doesn't really suck her thumb anymore
Worked for my daughter. She had been sucking on her thumb since she was a baby. At around 3 and a half, I started using this. She's now 4 and doesn't really suck her thumb anymore. It's important to note that I never forced it on her. We had a discussion (not sure how much she understood) and she agreed to wear the liquid. One thing is for sure, the taste is horrible.
L**U
Meilleur que ses concurrents
Après avoir essayé plusieurs marques. C'est bien le seul qui ait un goût suffisamment puissant repoussant sans pour autant finir sur chaque chose que l'on touche. Attention cependant, il s'agit d'un vernis brillant et non invisible !
M**A
DE UNA U OTRA FORMA CUMPLE EL OBJETIVO
Lo utilicé con mi hija de 7 años que había empezado a morderse las uñas. Sólo se lo eché una vez porque el sabor es muy intenso y se queda durante mucho tiempo en la boca, incluso al contacto con la comida ésta ya sabe amarga. Mi hija siempre ha comido muy poco y al echarle el producto prácticamente no comía nada porque todo le sabía amargo así que no se lo volví a echar. Sí que he conseguido que no vuelva a morderse las uñas pero amenazándola con echárselo si lo vuelve a hacer, espero no tener que utilizarlo más.
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