Woman’s natural nails ‘don’t snap’ with £15 ‘miracle’ strengthener

Achieving long and robust nails can often seem like a challenging task – which explains why some are opting for a nail strengthener one customer described as making a ‘major difference’ to their ‘awfully fragile’ nails. Now, the OPI Nail Envy Strengthener has received an upgrade – featuring a new vegan formula and various colours to select from.

The strengthener is currently priced at £14.72, reduced from £23, on the OPI website, courtesy of the code treat20 – which remains valid until June 23 at 11.59pm. Among its most sought-after colours is the OPI Classic shade, which delivers a sheer, shiny effect.

It’s offered in eight additional colours: a sparkly midnight blue, white, red, beige, dark pink, maroon, and two variants for sheer pink shades. At the core of the formula is Tri-Flex Technology, which creates a liquid shield over the nail to develop strength layer by layer.

Paired with biotin, calcium, and vitamins A, C and E, the treatment is formulated to help guard against chipping, peeling and splitting while supporting overall nail health. The routine is intended to be straightforward and consistent: apply two coats on day one, then one coat daily for five days, before removing and repeating the cycle.

For optimal results, it can also be combined with Repair Mode as part of a comprehensive nail care routine. According to OPI, nails can become up to 95% stronger in just one week of continued use, making it a favoured choice for those seeking to enhance nail condition over time without overcomplicating their routine, reports the Mirror.

Boasting a revamped vegan formula, a broader colour palette and a science-driven approach, Nail Envy remains a firm favourite strengthener for those seeking healthier-looking nails. As an alternative, Lookfantastic stocks the Mavala Scientifique K+ Nail Hardener for £21.

This is regarded as a distinctive nail hardener specifically formulated to visibly fortify weakened nails over time. A more budget-friendly option is the Boots Nail Strengthener 10ml for £6. This product is particularly suited to dry, lacklustre and fragile nails, while delivering a long-lasting glossy finish.

Shoppers have given the OPI Nail Envy Strengthener outstanding ratings on the website. One customer said: “I have been using this for a month now because of the rave reviews! It’s a freaking miracle in a bottle. I used the Seche Vite Fortified Nail Strengthener before this and was VERY disappointed. But Nail Envy is amazing!

“I’m so impressed by how well it actually works. My nails no longer bend like paper. What a marvellous product! This is the longest my nails have been in years and they haven’t broken AT ALL, compared to breaks every few days without it. I follow the directions exactly: 2 coats on day one, then one coat every other day for a week, remove and repeat.”

Another added: “This nail strengthener does exactly what you’re hoping it would do. It not only provides a heavy layer of protection when doing any sort of task, but it acts like a shield so my nails don’t snap. The natural shade also looks great. It’s extremely easy to apply and dries remarkably fast. I highly recommend this product if you need a serious nail shield!”

While some customers deducted a star, with one remarking: “A great colour but not quite as good a finish as The Original Bubble Bath. Please bring it back.”

On the whole, the majority of buyers were satisfied, as demonstrated by this customer who noted: “I have awfully fragile nails, but I noticed a major difference within a week of using this stuff. I had a severe peel on my middle finger from banging it on a metal fixture on Day 2.

“I just coated more Nail Envy over the raw edge. Within just a few days, the surface smoothed over completely and it looked like the peeling layers were literally fusing back together. By day 10, my nails were entirely flexible, shock-resistant, and just kept growing and growing.”

The full range of Nail Envy Strengthener shades are currently available from OPI at a reduced price, using the promotional code treat20.