Cationic hyaluronic acid combined with Silanediol Salicylate and Pistacia Lentiscus Gum forms the active trio in this ISDIN Si-Nails 2.5ml serum pen, designed to strengthen thin and brittle nails while deeply moisturising the surrounding cuticle. Clinically proven to improve nail thickness, density, and flexibility within 28 days.
Key Benefits:
• Strengthens brittle nails and increases their thickness and density
• Deeply moisturises and nourishes the surrounding cuticle
• Reduces nail breakage and improves overall nail flexibility
• Visible results from day 14 with full improvement at 28 days
Key Ingredients:
• Cationic Hyaluronic Acid to hydrate the nail plate from within and boost flexibility
• Silanediol Salicylate to reinforce the nail’s silicon content
• Pistacia Lentiscus Gum to support the keratin structure of the nail
How to Use: Apply once daily to nails and surrounding skin using the built-in applicator pen; allow to absorb fully.















