Nail Treatments & Strengtheners

Patented Ulti-Plex Technology™ repairs nail keratin structure by penetrating the surface to build new bonds INSIDE the natural nail. Wanna prevent ...

Weak, damaged nails are no match for OPI Nail Envy! This nail strengthener provides maximum strengthening with hydrolyzed wheat protein and calcium...

This deeeep red nail strengthener will toughen up nails big time thanks to Tri-Flex Technology™, a liquid shield that reinforces the nail with laye...

When you are on the go, this ultra-nourishing formula helps protect, replenish and strengthen. 9 out of 10 women said cuticles felt softer, smoothe...

Drip Dry Lacquer Drying Drops dry nail lacquer to the touch in one minute, completely in five, with just 1 to 2 drops. Soothes cuticles with a do...

Manicure prep coat for long-lasting OPI color and treatments. Powered by Bond-Aid Technology, Chipskip Primer helps to prevent chips by priming the...

Ultra-nourishing formula helps protect, replenish and strengthen. Benefits: Rich yet lightweight grape seed, sesame, kukui, sunflower & cupuaç...

This iconic light pink nail strengthener will toughen up nails big time thanks to Tri-Flex Technology™, a liquid shield that reinforces the nail wi...

This iconic bright white nail strengthener will toughen up nails big time thanks to Tri-Flex Technology™, a liquid shield that reinforces the nail ...

This iconic bold red nail strengthener will toughen up nails big time thanks to Tri-Flex Technology™, a liquid shield that reinforces the nail with...

This rich navy blue nail strengthener will toughen up nails big time thanks to Tri-Flex Technology™, a liquid shield that reinforces the nail with ...

Now formulated with Tri-Flex Technology™, a liquid shield that reinforces the nail with layer-building strength. This vegan formula* strengthens an...

This gotta-have-it nude nail strengthener will toughen up nails big time thanks to Tri-Flex Technology™, a liquid shield that reinforces the nail w...

This bold magenta nail strengthener will toughen up nails big time thanks to Tri-Flex Technology™, a liquid shield that reinforces the nail with la...

OPI Regular Formula Start-to-Finish is a base coat, top coat and natural nail strengthener in one high performance formula. How to Use: As a Base C...