Up To 50% Off Top Beauty & Fragrance In Our Summer Sale - Ends Monday. Save now

All sale products are lower than £GBP prices on the website within the preceding 28 days. 
Ends midnight BST Monday 6th July 2015.
Shipping restrictions apply. Available while stocks last. Cannot be used in conjunction with any other offer or discount code.
Free Worldwide Delivery on all orders over $20
We offer a range of worldwide delivery options including FREE delivery on all orders over $15.
All Your Beauty Favourites 1000s of products, 100s of brands
With 1000s of products from 100s of top beauty and fragrance brands, you can find all your favourites in just one place.
Free Samples make your selection at checkout
Try something new for free. Choose complimentary samples at checkout.
Official Retailer 100% genuine products
To guarantee the delivery of genuine products and bring you the best exclusive gifts and offers.

OPI Nail Envy Nail Strengthener - Original Formula 15ml

OPI 5.0 18 Customer Reviews

Only $31.40

In Stock

This product is out of stock

Please enter your email address below and we will contact you when it comes back in stock.

Product Information

Maximum strength formula with hydrolysed protein and calcium helps nails grow harder, longer, and stronger, and resist peeling, cracking and splitting.

OPI Nail Envy Nail Strengthener - Original Formula takes the most severely damaged nails from mush to muscle.

18 Customer Reviews

Excellent 19/06/15

I just love the web site, so much choice of good quality products

Excellent 12/06/15

Excellent and efficient

Excellent 12/05/15

It has made a tremendous difference to my nails. Stronger longer and healthier.

Excellent 06/05/15

well worth the money!

Excellent 21/04/15

5 stars

Show More Reviews

Excellent 28/03/15

As always Feelunique is first class. Excellent website & service. Will be using again soon!

Good 10/02/15

Good website, easy to use and quick delivery.

Good 05/02/15

So far my nails are beginning to look a lot better. Hopefully they will improve even more in the future.

Excellent 19/11/14

Brilliant. My nails were in a bad condition as I have had shellac on them for 3 weeks. This product has been excellent.

Excellent 30/10/14

Amazing item! works wonders and my nails are so much stronger :)

Excellent 24/10/14


Excellent 13/10/14

The only thing that stops my nails from softening and breaking in a harsh work environment!

Excellent 05/09/14

Great product, really works I love it

Excellent 24/07/14

Outstanding product

Excellent 06/06/14


Excellent 01/05/14

Only just started to use but seems to be working to strengthen my nails.

Excellent 26/03/14

Recommended by a friend who has own beauty blog, which I have now used and I like it.

Good 09/02/14

Expensive, but I knew it was a good product and brand. So was prepared to pay for the quality. However it was a one-off and I would not be able to afford this regularly.

Show All Reviews

Ratings Guide Read about our product rating system

++  Excellent
+  Good
-  Poor
--  Bad