ISDIN SI-Nails Serum


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ISDIN Si-Nails is an innovative nail growth formula 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.  Fragrance free, fast-absorbing, invisible finish.


Product Details

  • Strength - Increases nail strength and durability while helping to repair brittle nails and reduce roughness.
  • Growth - Promotes keratin and silicon in the nails to help improve growth, and overall quality.
  • Moisture - Hydrates the nails and cuticles, moisturizing the entire nail structure to keep nails supple and flexible.


Main ingredients

  • Silanediol salicylate - Promotes silicon, which is one of the predominant minerals in the nail.
  • Pistacia lentiscus gum - Promotes keratin, an essential component to strong and healthy nails.
  • Cationic hyaluronic acid - An enhanced version of one of the most well known moisturizers in the world, which promotes cuticle moisturization.


How To Use

  1. Apply nail repair serum to the nail and cuticle, covering the nail edges. 
  2. Apply in vertical strokes across the entire nail surface.
  3. Apply underneath the nail.
  4. Click! Repeat steps 1-3 for each nail the treatment is applied to.