CND™ Strengthener RXX

CND™ Strengthener RXX

Regular price £24.95 GBP
Regular price Sale price £24.95 GBP
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CND™ brings you our latest innovation in nail care with CND™ Strengthener RXX, a nail treatment formulated with a blend of powerful ingredients including celery seed extract and Tsubaki oil to strengthen the natural nail, from augmenting thickness to smoothing the surface.

This gentle and quick-drying enamel acts as a protective barrier to help build and repair, leaving nails feeling stronger after 14 days. With a breathable vegan formula that is water and oxygen permeable, CND™ Strengthener RXX is perfect for at-home users or nail professionals for use in salons.

How to use:

  • Day 1: Apply two coats to clean, dry nails
  • Days 2–3: Apply one coat over the top
  • Day 4: Remove completely with a non-acetone remover
  • Repeat this cycle for 14 days for visibly stronger nails

This premium treatment can be used alone as a strengthening treatment or as a base coat under your favourite Vinylux™ polish.

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Customer Reviews

Overall rating: 4.7 / 5 from 24 reviews.

I have not been able to use the nail hardener for long enough yet to be able to give an opinion.

CND™ Strengthener RXX

This is a great nail strengthener and has saved my nails! CND are great nail products. The parcel unfortunately went missing after delivery was left on the doorstep and not in the safe place. CND sent a replacement promptly, you can’t ask for a better service of a great product.

CND™ Strengthener RXX

Excellent customer service. Great website and speedy delivery. Replied really quickly to my email. Thank you so much :-))

CND™ Strengthener RXX

I’ve tried many types of nail strenghtheners all promising to make your nails stronger but to no avail until now CND really works would definitely recommend it

CND™ Strengthener RXX

Not used it yet so can't give higher star rating than 3 stars

CND™ Strengthener RXX

After trying many product to help with nails that constantly split. This works!!its amazing

CND™ Strengthener RXX

Easy access on line and prompt delivery well informed More so excellent quality product

CND™ Strengthener RXX

Brilliant product will definitely going to re-order x

CND™ Strengthener RXX

Very happy how quickly it was delivered and I have only been using it a week but do feel my nails do feel a bit stronger so roll on a few more weeks and hopefully have nice nails.

CND™ Strengthener RXX

Strengthener is great adds a lovely shine and makes nails look really healthy. Also good under coloured polish

CND™ Strengthener RXX

I had builder gel removed badly and I'm left with very paper thin nails. No choice but to grow them out. Although this does strengthen my nails it's not enough and I'm concerned with the nails being so thin the chemicals could damage the nail bed. I will definately use this once the over filed grows out hence 5 stars.

CND™ Strengthener RXX

This is a great product I had week over field nails 💅 from certain people in Asia that use the machines so having a brake and found this, nails have become strong 💪 again thank you 😊🙏

CND™ Strengthener RXX

Didn't think this would work as my nails are so thin and break very easily but having used it for two weeks have definitely noticed my nails getting stronger thanks

CND™ Strengthener RXX

Recommended by my nail technician. I've seen a marked improvement and would recommend.

CND™ Strengthener RXX

Second time I purchased it. It really helped to recover my nail after many acrylic application. My nail are now very strong and long.

CND™ Strengthener RXX