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ISDIN Si-Nails

We recommend DermaNail Nail Conditioner as a replacement.

ISDIN Si-Nails

We recommend DermaNail Nail Conditioner as a replacement.
Item Code:ISDIN-7415
Packaging:0.08 fl oz (2.5 ml)
Retail Price:$35.00
Out of Stock


Perfect nails in just a few clicks.

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. This nail strengthener with a unique combination of effective ingredients improves nail hardness and flexibility.

Visible results in just 14 days.

Key Ingredients:
Si-Nails is a fast-absorbing serum nail strengthener which uses a unique combination of effective ingredients to promote healthy, strong nails.
  • GROWTH: Silanediol Salicylate - Promotes silicon, which is one of the predominant minerals in the nail.
  • STRENGTH: Pistacia 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.
Clinical studies and results in 28 days*:
  • Reduces nail surface imperfections
  • Improves nail growth
  • Improves nail appearance
After just 28 days of use1: consumers reported nails were
  • 100% smoother
  • 97% harder & grew faster
  • 93% less brittle
  • 93% more attractive
(1)*Efficacy, safety and compatibility after application on nails under normal conditions of use (3 months)


  • Specially designed to be both effective and easy-to-use
  • Protects and improves the appearance of nails
  • Promotes nail growth and increases its resistance, helping to prevent breakage
  • Promotes Keratin and Silicon helping to improve the quality of the nails
  • Restores the natural appearance of the nails and cuticles
  • Easy to apply, with a natural finish


  • 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

It is delivered by an easy-to-use, one-click applicator pen, applied once a day.

Use on dry, bare nails for best results The first time you use ISDIN Si-Nails, activate the brush by pressing down on the applicator until the brush is moistened (approximately 25 times).

Use only on the nail, and wipe off any excess product from the skin.


Water, Alcohol Denat., PEG-40 Hydrogenated Castor Oil, Butylene Glycol, Acrylates Copolymer, Silanediol Salicylate, Tromethamine, Caprylic/Capric Triglyceride, Hydroxypropyltrimonium Hyaluronate, Triethanolamine, Biosaccharide Gum-2, Pistacia Lentiscus (Mastic) Gum, Propylene Glycol, Phenoxyethanol, Benzyl Alcohol, Methylparaben


Review Summary
1 Reviews
100% (1)
0% (0)
0% (0)
0% (0)
0% (0)
100% Recommend this product (1 of 1 responses)
By Beverly L.
Boonton, NJ 07005
It works. I will never be without this product.
June 2, 2021
This works, I will never be without this product.
  • Easy to use
  • Cost