Condition:
4.94.9 out of 5 stars
587 product ratings
  • 5stars

    543ratings
  • 4stars

    27ratings
  • 3stars

    3ratings
  • 2stars

    5ratings
  • 1star

    9ratings

Would recommend96% agree

Good value97% agree

Good quality96% agree

457 Reviews

by Top favorable review

Super product for a super price

Wow! I have never been able to grow nails to a decent length. I started using this a couple years ago.Although it takes a while before you begin to see a difference, keep diligent with applying and you will be amazed. I NOW need to clip a few nails because they get too long. I have been buying it at a nail salon and the price went up to, I think, $16! I came home and checked ebay. I got it for $10! I returned the $16. bottle to the store. Won't go back there again,Read full review...

Verified purchase:  Yes | Condition: new | Sold by: topiabeauty

by Top critical review

No good!

It’s not the original..it’s brownish color and does not dry properly. I have been using for 2 years now and this is not the same.

Verified purchase:  Yes | Condition: new | Sold by: quick-e-shoppe

by

Impressed So Far!

So far I’m a week into using this product on my just trimmed short nails and they do seem to be harder. The growth seems the same but with more rigidity. I followed the directions for first time use which is basically two coats day one, skip a day, then apply one coat, skip a day, then one coat, then remove and reapply.
When I tap my nails on any hard surface they seem to be stronger than before. I did buy a bottle of O.P.I. Infinite Shine 2 polish to apply soon. The Infinite Shine line seems to be a couple of bucks more than their usual polish. I even read somewhere that when a woman went to get her nails done and picked an Infinite Shine one they charged her $2.00 extra.
So far I am impressed and if I remember I will do a follow up review. I never used to do reviews and felt guilty because I always read reviews when I purchase a product. I live in the Southern California mountains and do not like driving down the hill to shop. I order almost everything online. I have a million broken down boxes from Amazon and eBay in my garage.
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Verified purchase:  Yes | Condition: new | Sold by: rigle_inc

by

Great Nail Protection

My nails use to be weak and peeled. Since I have been using this product the peeling has almost disappeared and my nails are stronger. I always use it first on my clean nails before I add nail color. It's expensive but last a long time and does the job on protecting and fortifying your nails.Read full review...

Verified purchase:  Yes | Condition: new | Sold by: sendthetrend

by

IT WORKS!

have been using OPI nail envy for approximately 2 years. I won’t go without it. Prior to using it my nails tended to peel and/or tear easily. I no longer have those issues and I need to trim my nails nearly every couple of weeks. eBay seller’s price is so reasonable, and free shippingRead full review...

Verified purchase:  Yes | Condition: new | Sold by: incrediblebuyscorp

by

FINALLY A PRODUCT THAT WORKS!

For as long as I can remember I’ve had fingernails that break at the top corners (sometimes so close to the cuticle bed that they bleed). I would always have to get acrylic tips if I wanted to my hands to look well groomed but they take a lot of layers off your nails when applying acrylics which ends up making them weaker than when you started plus you’d be looking at average of $60-$70ea time for a full set. I’ve been applying this opi strengthener for almost 3 weeks and FINALLY I’m starting to grow healthy and strong nails that aren’t breaking!! The polish has a shine which leaves them looking a lot healthier as well. This is forever going to be my go to for great looking nails!Read full review...

Verified purchase:  Yes | Condition: new | Sold by: justpolish

by

OPI is the best!

OPI Nail Strenghthener is the only product that has ever worked to strengthen my nails and I've been using it for years as my only nail product brand. I use it as a strengthener base coat as well as a clear finish top coat. Read full review...

Verified purchase:  Yes | Condition: new | Sold by: henarong

by

Awesome product!

I've been using Nail Envy (Original) for years and won't be caught without it! I raise/train/show horses, so my nails take a major beating and, after trying several other products, I've found this is the only nail strengthener that works for me. (I keep my nails medium length--abt 1/8" past my finger-tips.) I usually wear it alone, but when I wear nail-color over it, I also use it as a top-coat and it seems to extend the life of my polish (even if it's cheaper polish). Each (full size) bottle lasts me nearly a year.

I've recommended this product to several friends and they also love it!
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Verified purchase:  Yes | Condition: new | Sold by: incrediblebuyscorp

by

I have nails!

I have been using this product for three weeks. A friend of mine recommended it.

I apply a thin coat on my nails everyday for 6 days and on the seventh day I remove the product and start over again.
This product is very useful by itself. However, I add another product for the nail beds

I use jojoba oil in a product called called SOLAR OIL.
I put a small amount in the bed of my nail and massage it in for about 10 seconds then just continue covering my sides of the nail and a little bit over the nail. I do this in the evening before bedtime. It's useful to make the nail bed healthy again.
I highly recommend NAIL ENVY NAILS STRENGTHENER from O.P.I.
For the first time in years, my nails are growing!
It may take a month or so to see the difference. Don't give up!
Read full review...

Verified purchase:  Yes | Condition: new | Sold by: sendthetrend

by

Love it!

This product is incredible. I have been using it for a couple years. Started after my daughter recommended it to me.
Price at eBay is a great buy.

Verified purchase:  Yes | Condition: new | Sold by: skyee-beauty

by

Something you don't know you needed until you get it.

I’ve been using this oil almost every night for several months now and it works great. Smells very pleasant. Works great on hard torn cuticles. One or two applications and good as new! Also works well for dry nails. Saw a difference after the first day. I’ve ordered this product several times and it always comes with the dropper, so I’m not sure why others are saying it isn’t included.Read full review...

Verified purchase:  Yes | Condition: new | Sold by: da-113175

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