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What is a damaged nail?
Visible signs
When a nail is damaged, it can show several signs. The most common symptoms include:
- Brittle nails that have lost flexibility and break at the tips.
- Soft nails that bend, fold easily, and struggle to grow steadily.
- Split nails where the nail plate separates into thin layers.
- Yellowed nails, which are actually discolored nails. This can be caused by overly pigmented nail polishes or external factors (if the yellowing persists despite stopping nail polish use, consult a healthcare professional).

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How did it get to this point?
As often mentioned, our nails reflect our overall health and how well our body interacts with its environment. Fragile nails are a warning signal that something might be off. The most common causes include:
- Daily aggressions: Every day, nails face various threats that weaken them. Exposure to chemical products in cleaning agents, dry air, or prolonged humidity are leading contributors to poor nail health.
- Nutritional deficiencies: The nail matrix needs a sufficient supply of proteins, vitamins, and minerals (particularly biotin, iron, and zinc) to function properly. Without these, nail growth and resilience are compromised.
- Harsh manicures: The use of fake nails, low-quality nail polishes with harmful ingredients, repeated manicures, or removal with acetone or abrasive tools can significantly weaken nail structure.
- Age and hormonal changes, which can slow keratin production and reduce nail growth.
- Severe illnesses and medical treatments, which may have delayed side effects on nails.

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How to repair damaged nails?
Don’t worry – damaged nails are not a permanent fate. To restore them urgently or care for them daily, Manucurist has developed tailored routines to help you achieve beautiful nails and hands.
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The Rescue Kit for emergency care
The Rescue Kit is a true lifesaver for damaged or severely damaged nails. It contains three products: the S.O.S. Base, the Green Oil, and the S.O.S. Mask, designed to deeply repair nails with a combination of synergistic active ingredients:
- AHAs, Hexanal, and Vitamin C for stronger, more beautiful nails
- Panthenol for deep hydration
- Sweet almond oil and coconut oil for perfect nourishment.

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After 2 weeks of treatment, the results speak for themselves:
- Rehydrated nails (96%)
- Protected nails (96%)
- More beautiful nails (91%)
- Regenerated nail contours (91%)
- Stronger nails (86%)
(Dermatologically controlled test conducted on a panel of 23 participants over 14 days).
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Your Daily Nail Care Routine
To maintain healthy nails and ensure long-lasting strength, adopt simple yet effective habits as part of your beauty routine:
- Keep your nails short and well-shaped. The longer they are, the more likely they are to break! Gently shape them with a nail file for natural nails to prevent cracks and splitting.
- Nourish and hydrate your natural nails and the skin around them to prevent dryness. Daily, massage a drop of nourishing oil, like Green Oil, into your nails and cuticles. If your nails need extra hydration, apply the S.O.S. Mask overnight for a deep treatment.

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- Prep your nails before a manicure by following the steps outlined in our dedicated article. Before applying color, always use a protective base coat like Base Coat Green™ or Green Flash™, depending on your chosen polish. For a more nourishing option, try the Base 5.5.
- Opt for a gentle, long-lasting manicure by choosing clean polishes made with bio-sourced, vegan, and HEMA-free ingredients, such as Green™ polish or Green Flash™ LED polish. For removal, skip acetone or drills and use the gentle Green Flash™ remover. Lastly, alternate gel polish use with restorative treatments or a coat of Active™ care polish to give your nails a much-needed rest!

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By combining targeted treatments, a healthy lifestyle, a tailored nail care routine, and clean, safe manicure products, you’ll be well on your way to maintaining strong, resilient, and healthy natural nails for durable and flawless manicures.
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