7 Best Opi Nail Strengtheners 2024 in the US

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Strengthens Nails: Nails become 95% stronger within 1 week when used as directed.

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Tri-Flex Technology: Innovative technology that strengthens and protects nails.

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Enriched with Vitamins & Minerals: Contains vitamins A, E, C, Biotin, and Calcium to nourish nails.

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Clinically Tested: The formula has been tested and proven effective in clinical settings.

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Vegan Formula: Free from animal-derived ingredients or by-products, suitable for vegans.

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99% Nail Keratin Repair: Repairs nail keratin effectively when used as directed.

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94% Damage Protection: Provides significant protection from nail damage.

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4x Stronger Nails: Strengthens nails four times in just 6 days.

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Cap Made with PCR: Environmentally friendly cap made from post-consumer recycled material.

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Vegan Formula: Contains no animal-derived ingredients or by-products.

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Vitamin Infused: Enriched with vitamins A and E to promote healthy nail growth and strength.

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9-Free Formula: Free from 9 common harmful chemicals typically found in nail products.

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Nail Strengthening: Helps to fortify and strengthen nails, reducing breakage and splitting.

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Vegan: Contains no animal-derived ingredients or by-products, suitable for vegans.

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Prevents Discoloration: Helps to prevent yellowing and discoloration of the natural nail.

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Ultra nourishing formula: Protects, replenishes, and strengthens cuticles.

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Fast absorbing: Conditions cuticles quickly and effectively.

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Rich yet lightweight oils: Includes grape seed, sesame, kukui, and more for moisture.

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Anti-aging benefits: Helps stop signs of aging before they start.

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Proven effectiveness: 9 out of 10 women felt softer, smoother cuticles in a week.

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Stronger Nails: Nails are 95% stronger in 1 week.

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9-Free Formula: Free from 9 harmful chemicals.

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Tri-Flex Technology: Provides flexibility and strength.

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Long-Lasting Shine: Delivers shine and up to 7 days of wear as a top coat.

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Nail Protection: Protects against chipping, peeling, and splitting.