For strong, healthy nails that shine

Spend $60 USD and get a hydrating serum worth $50 USD.

Strengthen and nourish your nails with Kester Black’s products tailored for weak, splitting nails. Designed to fortify, hydrate, and protect, our formulas help you achieve resilient, healthy-looking nails every day.

Weak Nails

Filter

Filter

Sort by
Availability
Product type
Save $18
Save $7

What causes splitting nails?

They can result from a lack of hydration, nutrient deficiencies caused by a compromised microbiome, or exposure to harsh chemicals. With the right care, your nails can become stronger, healthier, & less prone to damage.

Nail-strengthening ingredients

Vitamin B5 improves strength & flexibility, while vitamin E deeply hydrates& protects against brittleness. Almond oil & sunflower oil nourish & condition, restoring moisture & elasticity. Horsetail leaf extract & vitamin e work to reinforce nail strength& reduce splitting.

Your strong nails routine

This simple routine fortifies your nails, prevents peeling, & keeps them looking & feeling healthy. Consistency is key for long-term results.