ISDIN Si-Nails is an innovative nail treatment that has been clinically proven to strengthen brittle nails by increasing thickness, density, and durability of the nail and cuticle.
Visible results in just 14 days.

Growth: Silanediol Salicylate Promotes silicon, which is one of the predominant minerals in the nail.

Strength: Pstacia Lentiscus Gum Promotes keratin, an essential component to strong and healthy nails.

Moisture: Cationic Hyaluronic Acid Promotes cuticle moisturization and is an enhanced version of one of the most well known moisturizers in the world.

Step 1
Apply product to the entire nail and cuticle, covering the nail edges.

Step 2
Apply in vertical strokes on surface and underneath the nail.

Step 3
Repeat steps 1-2 for each nail the product is applied to