Nailberry - Award winning non toxic

The Cure Nail Hardener

The Cure Nail Hardener - Main image
$14.7 $21 In stock

Category: Base Coat - Top coat

Strengthening Nail Treatment

Bothered by weak, brittle nails that split or break? Reach for The Cure. Our 83% natural, vegan-friendly formula combines patented technology with powerful natural actives to deliver outstanding performance and protection.

With its unique balance of mineral-rich Black Algae, antioxidant Acai Berry Extract and a hydrating multivitamin complex, this proven blend noticeably helps repair and restore nails. Over three weeks of regular use, nail condition, strength and shine all dramatically improve while brittleness and breakage reduce. Say hello to a healthier manicure!

Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

View policy

Customer Reviews (4.4 / 5 · 5 reviews)

Avery ★★★★★

My nails used to peel in layers no matter what I tried, but after three weeks with this hardener they finally feel solid instead of flimsy. The 83% natural formula went on clear and didn't yellow my polish underneath, which was a bonus I didn't expect.

Adam W. ★★★★★

I've been using this as a base coat for about three weeks and my nails actually bend instead of snapping when I bump them. The 83% natural formula was a nice bonus since I was trying to cut back on harsh stuff. Dries quick too, no waiting around.

Avery Z. ★★★★☆

My nails used to peel at the tips constantly, and after two weeks of using this as a base coat, the splitting has noticeably slowed down. It goes on clear and dries fast, though I do wish the brush were a bit wider for quicker coverage. The 83% natural formula doesn’t smell harsh at all, which is a