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Have you been having issues with brittle nails that break so often or soft nails that just can’t stay attached and keeps peeling? Well, good news, you’re at the right place.

I am going to introduce to you the best nail strengtheners out there in the market that will take out all the stress of having to look for it yourself.

I have put in the time to research and filter through a hoard of products out there and have come up with the best nail polish strengtheners to give your nail the toughness it truly deserves.

But that’s not all…

I have also added in the mix other features that would absolutely endear you to these products. It’s just not enough getting good nail strengtheners added benefits such as ease of application, price, quality, and longevity while also helping to give you all your money’s worth in one bottle.

Join me then as we look at some products that would give your nails the mega strength you desire.

We’ve spent the time so you don’t have to:
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Here are the best nail polish strengtheners to give your nail that hard feel


Duri Rejuvacote

best nail hardener polish

If you have nails that easily break and chip off then this one is for you. The Duri Rejuvacote is a great nail strengthening product that was for nails that break due to exposure to elements and nails affected by acrylic and gels.

The fantastic nail and top coat nail growth system is enriched with keratin, hydrolyzed wheat protein, and calcium to keep your nails strong through its growth process.

The Duri rejuvacote is also great for people with sensitive skin as it is non-irritating. With regular application, the rejuvacote can restore a lush long, and beautiful nail in a few days.

Hold on there is more:

This product is easy to apply and can be combined with any nail polish. For application, you can use the rejuvacote as a base coat, add a nail polish on it and then use it as an additional topcoat for best effects.

Plus Duri’s strengthener can be removed with any nail polish remover easily. I can bet that any beauty editor would recommend this product as it’s one of the best out there.

  • Has keratin, hydrolyzed wheat protein, and calcium
  • Easy to apply
  • Really enriching and strengthening
  • Brilliant for sensitive skin 
  • Doesn’t work for everyone

Latest deal: Duri Rejuvacote


OPI Nail Envy Nail Strengthener

This one is truly ten out of ten. I have used this and I must say, I was really wowed by its effect.

The OPI Nail Envy is a premium product to use for your nails if you’ve got very brittle nails. This pick really packs a punch with Hydrolyzed wheat protein that is just perfect for people with brittle nails.

This strengthener prolongs the polish adhesion to nails, acts as a ridge filter, prevents cracking, and increases nail strength. Picking this to be in your collection is definitely a no brainer.

But that’s not all!

It’s a one-coat product that you don’t even need to use regularly to get the desired finish. Just apply once or twice a week and you are good to go.

I have had lots of nail strengtheners in my time but never have I had one this perfect.

  • 4 neutral shades
  • Hydrolyzed wheat protein
  • One-coat base-coat
  • Ridge filler
  • None so far

Latest deal: OPI Nail Envy Nail Strengthener


Rescue RXx Daily Keratin Treatment

When your nail is in distress the CND Rescuerxx comes to the rescue. This product is an effective new treatment that helps repair damaged nails with the use of Keratin protein and Jojoba oil.

The CND rescuer RXx repairs damaged cells of nails and helps rejuvenate them to grow into a well-enriched talon. The CND incorporates ingredients like Sweet almond oils, jojoba seed, and keratin protein to provide a nail treatment that is long-lasting.

If you’ve got fragile and splitting nails, application of this product twice daily for 7 days is sure to heal those nails quickly and permanently.


This product comes in several sizes and does not need a top or base coat for its application. All in all the rescuer is a must buy should definitely belong in your beauty collection.

  • Almond oil, jojoba seed, and keratin protein formula
  • Repairs damaged nails
  • Brilliant for fragile and splitting nails
  • Does not need top coat or base coat
  • None so far

Latest deal: Rescue RXx Daily Keratin Treatment


OPI Nail Envy Nail Strengthener

best nail polish for weak brittle nails

Revive your weak nails with the power of the envy nail strengthener from this brand. Just as Opi has made itself known in the nail polish department, it has, by no means, also made itself known in the nail strengtheners world.

Imbued with vitamin e and calcium, the OPI will help repair weak and damaged nails. It provides maximum strength using a hydrolyzed wheat protein that makes for harder longer talons.

This nail strengthener can be used as a standalone without a base or topcoat. But if need be, you could also combine it with any lacquer of your choice.


The OPI nail envy has a quick action formula that has your nails hard and tough in a matter of days. This is one of the quickest action products you can ever think of.

Whenever you are in the market looking for a solution for your peeling nails, make sure the OPI goes home with you.

  • Repairs weak and damaged nails
  • Uses hydrolyzed wheat protein to harden nails
  • Vitamin E and calcium formula
  • No need for a base coat
  • None

Latest deal: OPI Nail Envy Nail Strengthener


Essie Treat Love & Color Strengthener

best nail strengthening polish

Just as the name implies, this product treats, nurtures, and colors your nails. Gone are the days you would have to put on boring transparent nail strengtheners. The good news, this nail strengthener doubles as a polish too.

The Essie treat love color incorporates a formula that is perfect for treating weak nails and has vitamin e that nourishes the cuticle and skin underneath the nail to arrest breakage.

If you want an easy to apply nail strengthener that comes in a wide range of colors to make your fingernails pop even whilst it is healing then the Essie treat love color is your go-to choice.

And the good news?

This nail strengthener miraculously dries and works in the quickest time possible. So you don’t need to wait for a lot of days to have your nails fully healed and “hard as nails”, you are sure to get that in a sure period.

Give it a go and you are sure to be impressed.

  • Can be used as a nail polish too
  • Brilliant for treating weak nails 
  • Fast-drying formula
  • Enriched with Vitamin E
  • Coat is still quite clear

Latest deal: Essie Treat Love & Color Strengthener



best clear nail polish to strengthen nails

Are you looking for something fresh off the shelf to solve your dry brittle nails issue? Deborah Lippmann is just handy to solve that problem.

The Deborah Lippmann – Hard rock strengthener is a protein-rich strengthener that is fantastic for brittle nails. It is easily one of the best nail strengthening base coat formulas out there.

The diamond powder helps protect and strengthen the nails whilst also encouraging healthy nail growth. And it achieves this with the help of Aucoumea Klaineana extract that prevents ridges on nails encouraging smoother nails.

But that’s not all!

This product is easy to apply and with just one coat you are good to go. A daily application will see your nails fully repaired and rejuvenated in 7 days.

Want to get hard as rock nails then the Deborah Lippmann – Hard Rock is what you need.

  • Rejuvenates nails in 7 days
  • Easy to apply
  • Can be used as both a base coat and topcoat
  • Rock strengthener
  • Expensive

Latest deal: DEBORAH LIPPMANN Top and Base Coat


Nails Inc Nailkale Superfood Base Coat

Whenever you think nail care think nails inc. This company has been in the business of producing nail care products for decades and if they have a nail strengthener be sure that it’s going to be a top-notch product.

The nails inc nail kale superfood base coat is a strengthening base power coat nail care product that is made with kale extract for a smoother, stronger, and healthier nail.

Enriched with vitamin A, C, E, F, and H this formula boasts of nourishing the nail and skin beneath with extracts of vera, lemon, grape, and ginseng that ultimately gives your nails a glossy shiny look.


The product offers keratin hardening and activation of hydration and anti-breakage of nails for perfectly healthy nails.

If you are one for super nourished nails then the Nails inc brand of nail strengthener is your best bet.

  • Enriched with vitamins A, C, E, F, and H
  • Gives a glossy, shiny finish
  • Hydrates and repairs breakages
  • Makes your nails smoother, strong and healthier
  • Very expensive

Latest deal: Nails Inc Nailkale Superfood Base Coat


Sally Hansen Advanced Hard as Nails

best nail polish for weak peeling nails

Are you tired of your weak nails preventing you from wearing your beautiful nail polish? Fret no more, the sally Hansen brand is here to sort out that issue.

Popular for its mark in color nail polish the Sally Hansen brand has also outdone itself in the field of nail strengtheners. This advanced nail strengthener helps fill the ridges in your nails whilst making them stronger.

The Nylon formula adds strength to peeling nails while the omega 3 and soy ingredients help smoothen out the ridges.

There’s more!

It’s very easy to apply. Apply two coats on your bare nails and let them dry out. Keep this up for 5 days and observe the magic. It is also a fan favorite as it comes in many delightful colors.

It really is a strengthener after my own heart! The Sally Hansen is!

  • Nylon strengthening formula
  • Helps repair peeling nails
  • Contains Omega 3 and soy to smoothen ridges
  • Easy to apply
  • Quite rubbery when dry some have said

Latest deal: Sally Hansen Advanced Hard as Nails


Nail Tek Xtra 4, Nail Strengthener

best nail polish for thin nails

Are you ready to strengthen your weak nails? Alright, let’s go!!

This intensive therapy product is sure to strengthen nails that have been damaged, thin, soft, and peeling. Its unique formulation helps seal the nail together and thickens the nails as more of it is applied.

It can be used daily for a week for the best results.

This product gives a healthy shine and can be used as a basecoat for another power coat nail lacquer. It is formulated with Biotin and Bamboo that provides a protective shield to encourage healthy nail growth.

Want to know the best part?

The Nail Tek was voted as the best natural nail treatment by salon professionals in the US.

Need is say more? Go cop yourself one Nail Tek and thank me later.

  • Thickens and repairs nails
  • Enriched with Biotin and Bamboo
  • Natural formula
  • Affordable
  • Some have had issues with nail fungus

Latest deal: Nail Tek Xtra 4, Nail Strengthener

Best Nail Strengthener Buyer guide

Apart from giving you an easy way out by making a review of the best nail strengtheners to get I would also like to show you how to make an informed choice when you are out there in the market trying to pick out a great product.

Things to check in nail growth and strengthener polish

Ingredients: Be sure to buy one that has a great formula that is known to benefit the nail and keep them healthy. Ingredients like kale, vitamin E, keratin, etc.

Easy To use: It’s always a wise choice to opt for a one-step strengthener as these are basically simpler to use than a two-step product except you are an expert in manicure and know how to go for a supporting product that would work together with the strengthener.

Nail Type/Issue: Also be well informed of the nail issue you are buying the strengthener for. Know if it’s a peeling nail, brittle nail, etc as this would help properly guide your choice of treatment.

Length of use: You would not want to buy a product that would require longer usage before significant improvement is noticed. It’s best to get a quick-acting formula.

Frequently asked Questions

Which is the best nail strengthener for peeling nails? There really is no right answer as to which the best nail strengthener is as this is solely dependent on your nail condition. But the Tenoverten brand really packs a punch.

How long does it take to strengthen nails? This is also hingeing on the product and formula employed as ingredients and treatment differ.

Is it ok to use nail polish after I have used a nail strengthener? Yes, you can use nail polish on your nails.

jess rowley

Jess Rowley

Cheif Editor & Nail Technician Expert


Jess Rowley, a veteran nail tech, has been studying beauty over the last 11 years and has completed the nail technology program in California. Watching the latest trends in beauty, Jess searches for the highest quality products that make your nails feel loved.