Who it’s for
Bitten nails — adults & children from age 3
2 × 7.5 ml — Treatment polish with brush
A discreet polish with a strong bitter taste that effectively combats the unhygienic habit of nail biting.
The bitter taste lasts about 48 hours after application. Pack of 2.
Bitter taste for 48 hours
Invisible day to day
Suitable from age 3
Non-toxic formula
14,80 €
In stock — dispatched tomorrowfor all orders placed before 2 pm
✓ 14 days to try — refunded if you change your mind Conditions
Denatonium benzoate, the bitterest compound known, puts an instant stop to the urge to bite your nails.
Fewer fingers in the mouth also means fewer bacterial infections around the nail.
The bitter taste lasts about 48 hours: regular application helps you break the habit for good.
A non-toxic, invisible formula suitable for adults and children from age 3.
Bitten nails — adults & children from age 3
Deters, protects, beautifies
The habit fades, nails grow back well cared for
Clear polish with a very bitter taste
Clear, invisible
1 or 2 coats, reapply every 48 hours
Actives chosen for what they do, at the heart of a treatment polish.
The bitterest compound known: an immediate deterrent effect, non-toxic and safe.
It forms the clear, resistant film that carries the active ingredient on the nail.
ETHYL ACETATE, BUTYL ACETATE, ISOPROPYL ALCOHOL, CELLULOSE ACETATE BUTYRATE, SUCROSE ACETATE ISOBUTYRATE, PHTHALIC ANHYDRIDE / TRIMELLITIC ANHYDRIDE / GLYCOLS COPOLYMER, ALCOHOL DENAT, CAMPHOR, DENATONIUM BENZOATE, CI 26100
* For information only. Please also refer to the list of ingredients on the product packaging for a complete, accurate and up-to-date list.
Invisible to others, unstoppable for you: its striking bitterness makes you forget the nail before it even reaches your mouth.
48-hour bitter taste
From age 3
Invisible & non-toxic
Gently remove old polish with the Acetone-free Sweet Orange Remover.
Apply this Bitter Polish to each nail: its taste deters for 48 hours.
Regenerate damaged nails and cuticles with the Myrrh Serum.
About 48 hours after application. Reapply the polish every 48 hours to keep the deterrent effect going without interruption.
Yes, from age 3: denatonium benzoate is non-toxic and works solely through its taste. Nevertheless, keep the bottle out of their reach.
No, it is completely clear and invisible once dry — no one will know it's there, except your taste buds.
With regular application, most users see the habit clearly receding within a few weeks; consistency is key.
Yes, it's even recommended: the Regenerating Myrrh Serum repairs damaged nails and cuticles while the Bitter Polish protects the regrowth.
5.0/5 · 2 customer reviews
3.9/5 · 31 reviews on Amazon
Find Belweder on Amazon · Visit the shop →
“I use it for my daughter, who tends to put her nails in her mouth. It's really great”
Aude
“I absolutely love this bitter polish and I think it's even my favourite product from the brand, because thanks to it: goodbye bitten nails!!!”
Adeline H.
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14,80 €
In stock — dispatched tomorrowfor all orders placed before 2 pm
🚚 Free delivery on orders of 39,00 € or more
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