ISDIN Si-Nails is an innovative formula that helps promote nail growth that has been clinically proven to strengthen brittle nails by increasing thickness, density, and durability of the nail and cuticle, Visible results from 14 days. Nail strengthener developed specifically to protect and improve the appearance of your nails.

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

Si-Nails nail strengthener is a clear, lightweight hydrosoluble solution delivered by an easy-to-use, one-click applicator pen, applied once a day, Use on dry, bare nails for best nail repair 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), Visible results may be seen in 14 days, with best results achieved from ongoing application, Use only on the nail, and wipe off any excess product from the skin,