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ISDIN Si-Nails Nail Strengthener is a nail growth treatment with a unique combination of ingredients that strengthens brittle nails. It contains Cation Hyaluronic Acid, which adheres to the surface and deeply moisturizes the nails and cuticles. In addition, it is also enriched with Pistacia Lentiscus Gum and Silanediol Salicylate. These elements have the ability to increase the quantity and quality of both silicon and keratin in the nails improving nail strength and thickness. This product is, therefore, able to reduce nail surface imperfections and improve nail hardness, flexibility, and growth, overall enhancing the appearance of the nail. After just 28 days of use, consumers reported that the nails were 93% more attractive, 93% less brittle, 97% harder and 100% smoother. Besides, with a pen format, that just needs one click to release the clear, lightweight serum, it is a practical and easy to use device.
