10 bestNail Hardnersof February 2025
112M consumers helped this year.
7% off
1

OPI Nail Envy, Nail Strengthening Treatment with Tri-Flex Technology, Stronger Nails in 1 Week, Vegan Formula, Clear, Original, 0.5 fl oz
OPI

9.8
2

OPI Repair Mode Bond Building Nail Serum, Patented Ulti-Plex Technology ™, Keratin Protein, Stronger Nails in 6 Days, Vegan Formula, PCR Cap, Clear, 0.3 fl oz
OPI

9.6
25% off
3

Sally Hansen - Complete Care 7-in-1 Nail Treatment™, helps restore dry, brittle nails, with Avocado Oil, Sea Salt, Pomegranate Extract and Calcium
Sally Hansen

9.3
12% off
4

OPI Natural Nail Strengthener, Vegan Formula, Infused with Vitamin A & E, Helps Prevent Discoloration, Strengthens Nails, Clear, 0.5 fl oz
OPI

9.0
5

Scientifique K+ - Nail Hardener 5ml
MAVALA

8.7
Other
6

Probelle Nail Hardener Formula 1 - Repair Damaged Nails, Extra Strong Nail Growth Base Coat For Brittle Nails, Grows and Strengthens Soft, Weak Nails, Aids Splitting, Breaking, Peeling Nails
Probelle

8.4
15% off
7

Sally Hansen - Maximum Growth
Sally Hansen

8.1
8

Sally Hansen - Triple Strong® Strengthener, combines a flexible epoxy polymer with calcium and titanium, 3-in-1 gel, for fortified & smooth nails
Sally Hansen

7.8
9

Mavala Scientifique Nail Hardener, 0.17 Ounce, U-C-1192
MAVALA

7.5
10

Sally Hansen Hard as Nails Vitamin C Strength Serum, 45837, 13.3ml
Sally Hansen

7.2
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