EXCELLENT
Rated 4.7/5 on
Extra-strong nail hardener serum
100% natural hardening serum: Strong and healthy nails!
• Strengthens soft and brittle nails
• Deeply hardens thanks to keratin
• Prevents splitting and chipping
• Nourishes with jojoba and castor oils
• Strengthens thanks to biotin and other vitamins
• First results after 10 days
Combine with our growth serum for results 2x faster.
Innovative formula that lets the nail breathe, unlike traditional hardening polishes.
Visible results quickly: harder, thicker, and more resistant nails.
Jojoba oil, castor oil, keratin, panthenol (provitamin B5), biotin (vitamin B7), calcium, tea tree oil, lavender oil, tocopherol (vitamin E)
Delivery method: Home delivery
Processing and delivery time: 5 to 10 business days maximum!
1 - Open the cap and turn it until the serum flows out.
2 - Apply the serum on the nails twice a day, morning and evening
3 - Massage to help the serum absorb
With the growth serum? Apply the hardener first, let it dry for a few seconds, then finish with the growth serum.
NUJ BEAUTY
Put an end to soft and brittle nails
Transform your fragile nails into steel nails in just a few days: our extra-strong 100% natural hardening serum penetrates deeply to strengthen, repair, and protect long-lastingly, where traditional hardening polishes only mask the problem.
Brittle Nails? Never Again
Tired of soft nails that break? This 100% natural serum hardens, nourishes, and protects – without suffocating your nails like traditional nail polishes.
Your Routine for Strong Nails
3 simple steps for steel-strong nails thanks to this hardening serum.