Isdin Si Nails

Nail strengthening serum specifically designed to improve natural appearance of nails with an invisible finish and easy application. Thanks to its combination of active ingredients, it promotes nail growth and increases resilience, helping prevent breakage. Featuring cationic hyaluronic acid, it also hydrates the cuticles. Visible results in 14 days.

Apply every day onto unpainted, clean, and dry nails. Brush product onto cuticles and nail edges. Apply in vertical strokes across entire nail surface. If possible, also brush the product underneath your nail.