Top 10 Best nail strengthener in 2026

Last Updated - 6/6/2026

🏆Best Choice

Nature's Bounty

Nature's Bounty Biotin Hair Skin and Nails Vitamins, Supports Healthy Hair, Skin and Nails, 10,000 mcg, 120 Softgels (Pack of 1)

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•SUPPORTS HEALTHY HAIR (1): Biotin helps maintain healthy hair; providing essential nutrients crucial for beautiful hair (1)
•SKIN AND NAIL HEALTH SUPPORT (1): These Biotin softgels are designed to support hair, skin and nail health (1)
•NERVOUS SYSTEM SUPPORT (1): Biotin supplement; a member of the B Vitamins family; supports a healthy nervous system (1)
•ENERGY METABOLISM BENEFIT (1): Biotin 10000mcg aids in converting nutrients into cellular energy; supporting the body's energy metabolism (1)
•QUALITY YOU CAN TRUST (1): Backed by 50 years of scientific research; these Nature's Bounty biotin vitamins offer a reliable choice for your health and beauty (1)

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$7.48

$8.88

-16%

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Onyx Professional

Onyx Professional Hard as Hoof Nail Strengthening Cream, Coconut Scent - Nail Growth and Conditioning Cuticle Cream Stops Splits, Chips, Cracks & Strengthens Nails, 1 oz

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Stronger, Healthier Nails: Say goodbye to thin, brittle, soft or fragile nails with Hard as Hoof Nail Strengthening Cream. This natural nail strengthener is infused with vitamins, minerals and emollients to strengthen and condition your nails and cuticles
•Repairs Damaged Nails: A nail treatment formula to help restore and fix damage caused by fake or acrylic and gel nails. It absorbs quickly and deeply penetrates your nails, providing the nourishment they need. Plus, it doesn't leave a greasy residue behind
•Promotes Nail Growth: If you want to grow nails longer and stronger, our trusted formula for over 25 years is the perfect nail growth cream for you. It helps prevent splits, chips, peels, and cracks on even the most severely damaged and fragile nails
•Natural Ingredients: If you prefer natural ingredients that help nourish and repair your nails without harsh chemicals or topical nail polish, then use Hard as Hoof. Our nail strengthener and growth cream conditions with calcium, jojoba oil and vitamins
•Quick Results: If you have tried other nail strengtheners or nail growth serums without success, then Hard as Hoof is a must-try. Noticeable results that gives nails high endurance and long lasting strength. A nail care cream tried and trusted for over 25 years
•How to Use: Message into nail beds, cuticles, and undersides of nails 3 times per day or as often as needed. Please conduct a patch test on a small area of your hand first.

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$8.88

$10.99

-19%

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Nature's Bounty

Nature's Bounty Advanced Hair, Skin & Nails, Argan-Infused Vitamin Supplement with Biotin and Hyaluronic Acid, 150 Rapid Release Softgels, 50 Total Servings

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•SUPPORTS BEAUTIFUL HAIR; GLOWING SKIN; AND HEALTHY NAILS (1): Hair Skin & Nails Rapid Release Softgels contain biotin; vitamins; minerals; antioxidants and other nutrients consistently found in healthy hair; skin and nails
•WITH BEAUTY-SUPPORTING BIOTIN: Nature's Bounty Hair, Skin & Nails vitamins contain beauty-supporting biotin; a vital nutrient that helps to maintain healthy hair while supporting overall beauty (1)
•ANTIOIXIDENTS PLUS HYALURONIC ACID: Skin and Hair Nutrients Antioxidants A; C and E Plus Hyaluronic Acid; Laboratory tested and contains no artificial color or flavor; and are free from sugar; milk; lactose, soy; gluten; wheat; yeast; and fish; Sodium free
•HELPS MAINTAINS HEALTHY SKIN: Vitamin E contributes to skin health (1) and Vitamin C is involved in collagen production and formation; which forms the basis for vibrant skin(1)
•FROM THE TRUSTED WELLNESS EXPERTS: Nature’s Bounty Extra Strength Hair Skin and Nails Vitamins are a product of 50 years of dedication to quality and scientific research to make vitamins and nutritional supplements of unrivaled excellence

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$12.45

$18.19

-32%

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Nail-Aid

Nail-Aid Keratin 3 Day Growth Nail Treatment & Strengthener, Clear, 0.55 Fl Oz

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•NAIL STRENGTHENER: Keratin is the hardening protein that builds nails. This powerful keratin amino acids treatment absorbs into soft, weak nail layers to give them maximum strength, stopping peeling and chipping.
•3 DAY GROWTH: Grow healthier, harder, longer nails with visible improvement in as little as 3 days.
•QUICK DRY: Dries quickly to an ultra-hard finish so you can go about your day without fear of ruining your manicure.
•VERSATILE: Our Keratin 3 Day Growth can be used with nail color resulting in a long-wearing, high gloss manicure or can be used alone for a natural, healthy look with shine.
•DIRECTIONS: Use alone. Apply 2 coats over dry, clean nails. Let each coat dry before applying another coat. Use with nail color: Apply as base & top coat. For longest-lasting protection, apply another coat every 3 days. Remove easily with nail polish remover.

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$4.48

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OLLY

OLLY Undeniable Beauty Gummy, For Hair, Skin, Nails, Biotin, Vitamin C, Keratin, Chewable Supplement, Grapefruit, 30 Day Supply - 60 Count

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•OLLY UNDENIABLE BEAUTY: Our delicious OLLY beauty gummies come with a blend of ingredients that help support your hair and nails and promote smooth and firm skin*
•THE GOODS INSIDE: Biotin is an essential nutrient which supports healthy hair and nails. Vitamin C is a key nutrient in the production of collagen, the protein which supports healthy skin* and Keratin is a key structural protin in healthy hair*
•HOW TO TAKE: Chew two gummies, no food or water needed
•DELIGHTFULLY TASTY: These beauty gummies come in Grapefruit Glam flavor with other natural flavors, no synthetic colors or flavors and are gluten free. 60 gummies per bottle (30 day supply)
•MIX & MATCH: We’ve got supplements to keep you tip-top from head to toe—browse the benefits from Sleep support to nutrient-packed Multivitamins, and find the OLLY routine that fits you and your crew.
•MORE OLLY GOODNESS: We create products that are just as effective as they are delicious—gummies, multivitamins, premium softgels and more ways to feel happy inside out.
•NEW NEWS: We’ve made improvements to the taste and texture of our products—with the same OLLY goodness inside each gummy. Gummy color may vary per bottle. Colors sourced from fruit and vegetable juices. No synthetic colors or dyes!

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$11.47

$13.99

-18%

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Nail-Aid

Nail-Aid Biotin Ultimate Strength - Nail Treatment & Strengthener - Clear, 0.55 Fl Oz (08873)

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•NAIL STRENGTHENER: A concentrated treatment of nail-strengthening biotin (vitamin B7) that fortifies soft, torn nails and ends peeling and breaking.
•3 DAY RESULTS: Grow smoother, harder, longer nails with visible improvement in as little as 3 days.
•QUICK DRY: Dries instantly to an anti-chip, long-lasting finish so you can go about your day without fear of ruining your manicure.
•USE ALONE: Apply 2 coats over dry, clean nails. Let each coat dry before applying another coat.
•USE WITH NAIL COLOR: Apply as base & top coat. For longest-lasting protection, apply another coat every 3 days. Remove easily with nail polish remover.

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$4.48

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Nail-Aid

Nail-Aid 2PCs of BIOTIN ULTIMATE STRENGTH, Clear

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•NAIL STRENGTHENER: A concentrated treatment of nail-strengthening biotin (vitamin B7) that fortifies soft, torn nails and ends peeling and breaking.
•3 DAY RESULTS: Grow smoother, harder, longer nails with visible improvement in as little as 3 days.
•QUICK DRY: Dries instantly to an anti-chip, long-lasting finish so you can go about your day without fear of ruining your manicure.
•USE ALONE: Apply 2 coats over dry, clean nails. Let each coat dry before applying another coat.
•USE WITH NAIL COLOR: Apply as base & top coat. For longest-lasting protection, apply another coat every 3 days. Remove easily with nail polish remover.

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$8.96

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Nature's Bounty

Nature's Bounty Biotin, Supports Metabolism for Cellular Energy and Healthy Hair, Skin, and Nails, 5000 mcg, 150 Softgels

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•HAIR HEALTH 150-count, 5000mcg Biotin Rapid Release Softgels. Biotin is the most commonly used vitamin for healthy hair.(1) Nature’s Bounty Biotin 5000mcg combines science and innovation to help support and maintain healthy, beautiful hair.(1)
•Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery
•SKIN & NAIL HEALTH Biotin plays an important role in the health of your skin by helping with the formation of fatty acids that nourish the skin.(1) It also supports healthy hair and nails, so you can look and feel your best*.
•ENERGY METABOLISM Your body needs biotin to help convert certain nutrients into cellular energy. Nature’s Bounty Biotin vitamins may play an important role in helping maintain energy metabolism.(1)
•PURITY IS OUR PRIORITY Nature’s Bounty is committed to safety and purity in all our supplements. Our water-soluble Biotin Rapid Release Softgels are non-GMO, gluten- and sugar-free, and contain no artificial flavors or sweeteners.
•FROM THE TRUSTED WELLNESS EXPERTS Nature’s Bounty Biotin Rapid Release Softgels are a product of nearly 50 years of dedication to quality, consistency and scientific research to make vitamins and nutritional supplements of unrivaled excellence.
•Vitamin Supplement Packaging may vary

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$9.62

$22.29

-57%

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Nature Made

Nature Made Extra Strength Biotin 2500 mcg, Dietary Supplement For Healthy Hair, Skin & Nail Support, 150 Softgels, 150 Day Supply

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•For a limited time, you may receive either bottle while we update our packaging. Both have the same great product inside. Based on new FDA regulations, you may also notice a change in the unit of measure and/or daily value for certain products.
•Contains a 150-day supply of Nature Made Biotin 2500 mcg Softgels, 150 softgels per bottle.
•May help support healthy hair, skin and nails in those deficient in biotin. Biotin also supports carbohydrate, protein and fat metabolism.
•Adults, take 1 softgel daily with water and a meal.

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$17.48

$20.99

-17%

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Nail-Aid

Nail-Aid Sapphire Strengthener & Mega Growth Treatment - Clear, 0.55 Fl Oz

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•NAIL STRENGTHENER: An extra strength treatment that uses the combined power of ultra-hard sapphire and nail building zinc to form an unbreakable shield that fortifies nails to grow longer without breaking.
•3 DAY RESULTS: Results in incredibly sapphire-hard, longer nails that grow within 3 days.
•QUICK DRY: Quick-drying to a breakproof, long lasting, ultra-shiny finish so you can go about your day without fear of ruining your manicure.
•USE ALONE: Apply 2 coats over dry, clean nails. Let each coat dry before applying another coat.
•USE WITH NAIL COLOR: Apply as base & top coat. For longest-lasting protection, apply another coat every 3 days. Remove easily with nail polish remover.

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$4.48

$5.01

-11%

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