---
product_id: 276420906
title: "SI-NAILS, Nail Strengthener with Hyaluronic Acid"
brand: "isdin"
price: "€ 97.48"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/276420906-si-nails-nail-strengthener-with-hyaluronic-acid
store_origin: GR
region: Greece
---

# 28-day proven results Hyaluronic Acid infusion Strengthens & thickens nails SI-NAILS, Nail Strengthener with Hyaluronic Acid

**Brand:** isdin
**Price:** € 97.48
**Availability:** ✅ In Stock

## Summary

> 💅 Elevate your nail game—because your hands deserve the spotlight.

## Quick Answers

- **What is this?** SI-NAILS, Nail Strengthener with Hyaluronic Acid by isdin
- **How much does it cost?** € 97.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/276420906-si-nails-nail-strengthener-with-hyaluronic-acid)

## Best For

- isdin enthusiasts

## Why This Product

- Trusted isdin brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Daily Nighttime Ritual:** Simple once-a-day application before bed for maximum strengthening impact.
- • **Confidence in Every Swipe:** Restore your nails’ natural beauty and flaunt flawless hands that get noticed.
- • **Brittle Nails? Not Anymore:** Increases nail density and durability to protect against everyday wear and tear.
- • **Hyaluronic Acid Power Boost:** Deep hydration and nail cuticle nourishment for a polished, healthy look.
- • **Visible Nail Transformation in 28 Days:** Clinically proven smoother, harder, and faster-growing nails that stand out.

## Overview

SI-NAILS Nail Strengthener by ISDIN is a clinically proven treatment that strengthens and hydrates nails using cationic Hyaluronic Acid. Designed for daily nighttime use, it visibly improves nail thickness, density, and growth within 28 days, transforming brittle nails into resilient, attractive ones.

## Description

SI-NAILS, Nail Strengthener with Hyaluronic Acid

## Features

- RESULTS Efficacy proven after just 28 days of use for Smoother, Harder and faster growing, less brittle, more attractive nails
- ACTION A nailstrengthening treatment developed to protect and improve the appearance of nails to help restore their natural appearance. After 28 days of use users stated that their nails are harder mo
- KEY INGREDIENT Cationic Hyaluronic Acid
- PRO TIP Use once a day before you go to bed on dry, bare nails for best results
- WHAT IT DOES A growth treatment to strengthen brittle nails by increasing thickness, density and durability of the nail and cuticle.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ISDIN |
| Manufacturer reference | 690017415 |
| Product Dimensions | 4.1 x 2.9 x 14.4 cm; 9 g |
| ASIN | B07T6J98TT |

## Product Details

- **Brand:** ISDIN
- **Item form:** Gel
- **Liquid volume:** 2.5 Milliliters
- **Specialty:** Strengthening Brittle Nails
- **Number of Items:** 1

## Images

![SI-NAILS, Nail Strengthener with Hyaluronic Acid - Image 1](https://m.media-amazon.com/images/I/61Upc4sH6BL.jpg)

## Questions & Answers

**Q: Can I use Si-Nails on top of nail polish or gel?**
A: Si-Nails is not designed for use on top of a polish or a gel. It should always be applied directly to bare nails that are clean and dry.

**Q: How long do I need to use Si-Nails for?**
A: Results can be seen in as little as 14 days. However, it depends on the condition of your nails before starting Si-Nails nail strengthening treatment. The condition of your nails will improve with extended use.

**Q: The first time I used Si-Nails, I didn’t see any product come out. How do I start using it correctly?**
A: Before using Si-Nails for the first time, activate the click pen by pressing down on the click button at least 25 times, until the applicator is moistened. This will activate the flow and you will be able to start using Si-Nails.

## Frequently Bought Together

- ISDIN Si-Nails - Fast Absorbing Nail Strengthening and Hardening Serum for Nail Durability in Thin Nails, made with Cationic Hyaluronic Acid 0.08 FL OZ
- Onyx Professional Hard as Hoof Nail Strengthening Cream with Coconut Scent, Nail Growth & Conditioning Cuticle Cream Stops Splits, Chips, Cracks & Strengthens Nails, 1 oz
- OPI Repair Mode Bond Building Nail Serum | Keratin Protein Nail Strengthening Treatment | For Stronger Nails & Nail Growth

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**Shop now:** [https://www.desertcart.gr/products/276420906-si-nails-nail-strengthener-with-hyaluronic-acid](https://www.desertcart.gr/products/276420906-si-nails-nail-strengthener-with-hyaluronic-acid)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-01-23*