Quick answer

If you want a dual-purpose base coat that strengthens while prepping for color, choose Strengthen & Breathe Oxygenated Base Coat. If your main concern is repairing weak, brittle nails that split or break, go with The Cure Nail Hardener. Both are non toxic and vegan-friendly, but they serve different primary needs.

What each product does

Strengthen & Breathe Oxygenated Base Coat is a dual-action base coat and strengthening treatment. It locks in smoother, longer-lasting wear from your favorite nail color while noticeably strengthening nails, boosting condition, and protecting from breakage. Its formula is 83% naturally derived, 12-free, and vegan-friendly, featuring Hexanal, a patented active proven to rescue nail strength and condition in seconds.

The Cure Nail Hardener is a dedicated strengthening treatment for bothered by weak, brittle nails that split or break. Its 83% natural, vegan-friendly formula combines patented technology with powerful natural actives. It includes a unique balance of mineral-rich Black Algae, antioxidant Acai Berry Extract, and a hydrating multivitamin complex to help repair and protect nails.

Key differences at a glance

The most important difference is that Strengthen & Breathe serves as both a base coat and a strengthener, making it a time-saver if you want to combine nail prep with treatment. The Cure is a standalone hardener, so you would still need a separate base coat if you plan to wear nail color. If you prefer a streamlined routine, Strengthen & Breathe is the more versatile choice.

Another distinction is the active ingredients. Strengthen & Breathe relies on Hexanal for rapid strengthening, while The Cure uses a blend of Black Algae, Acai Berry Extract, and a multivitamin complex. Both are effective, but the choice may come down to which ingredient profile appeals to you or which specific nail issue you are targeting.

Tradeoffs to consider

  • Versatility vs. specialization: Strengthen & Breathe works as both a base coat and strengthener, saving time and product. The Cure is a dedicated hardener, so you may need a separate base coat if you wear color. Choose Strengthen & Breathe for an all-in-one step; pick The Cure if you want a targeted treatment.
  • Immediate vs. restorative action: Strengthen & Breathe uses Hexanal for rapid strengthening in seconds. The Cure relies on a blend of Black Algae, Acai Berry, and vitamins for ongoing repair over time. Strengthen & Breathe gives quick results; The Cure is better for long-term nail health improvement.
  • Price and value: Strengthen & Breathe costs USD 12.54 (catalog comparison price USD 19.00). The Cure is USD 14.70 (catalog comparison price USD 21.00). The Cure is slightly more expensive, reflecting its specialized formula. Both offer good value, but Strengthen & Breathe is more budget-friendly if you want a multi-use product.

Product facts

  • Strengthen & Breathe Oxygenated Base Coat: 83% naturally derived, 12-free and vegan-friendly formula with Hexanal, a patented active proven to rescue nail strength and condition in seconds. You get a base coat that strengthens nails immediately while prepping for polish, saving a step in your manicure routine.
  • The Cure Nail Hardener: 83% natural, vegan-friendly formula with mineral-rich Black Algae, antioxidant Acai Berry Extract, and a hydrating multivitamin complex to help repair and protect weak, brittle nails. This dedicated hardener targets the root cause of splitting and breakage, making it ideal if your nails need intensive repair rather than just maintenance.

Which one fits your nails?

Best for

  • Strengthen & Breathe: anyone wanting a non toxic base coat that also strengthens nails and saves a step in their manicure routine.
  • The Cure: those with weak, brittle nails that split or break, needing a dedicated hardener for intensive repair.

Not for

  • Strengthen & Breathe: if your nails are severely damaged and need a standalone intensive treatment without the base coat function.
  • The Cure: if you prefer a 2-in-1 product that preps for polish while strengthening, or if you want immediate strengthening results.