Kost Nail Strengthener
Original price was: €3.50.€2.50Current price is: €2.50.
KOST Nail Strengthener Treatment
A potent, fast-absorbing nail strengthener that repairs brittle, weak nails with nourishing botanicals and fortifying vitamins—ideal as both a base coat or standalone treatment.
Features & Benefits:
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Fortifies Nails: Strengthens fragile or splitting nails to minimize breakage and peeling.
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Rich in Nutrients: Packed with B‑vitamins (like Biotin or Panthenol), keratin (or vegetable protein), and rejuvenating botanical extracts.
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Multi‑Use Formula: Works as a daily treatment, a base layer under polish, or a protective top coat.
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Visible Results: Regular use leads to noticeably stronger, smoother, and healthier-looking nails.
Description
How to Use:
Apply a thin, even layer to clean, dry nails once daily or every other day. Let dry completely before adding polish or layering again. For best results, use consistently for two weeks; maintenance can continue with 2–3 applications weekly.
Ideal For:
Those with brittle, soft, or damaged nails—especially post‑gel or acrylic—seeking a clean, effective strengthening solution.
Key Ingredients (sample list):
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Biotin (Vitamin B7): Boosts nail resilience and flexibility.
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Keratin (or Hydrolyzed Protein): Enhances structural strength.
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Jojoba or Safflower Oil: Hydrates, softens cuticles, and promotes nail suppleness.
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Horsetail or Bamboo Extract: Supports keratin production and fortification.
Why Customers Love It:
Designed for both beauty and wellness, this formula hydrates and reinforces nails from root to tip without harsh chemicals. Fast-drying and high-performing, it’s perfect for both quick DIY use or salon-level results.







