SCIENTIFIC K+ strengthens the nail thanks to the active scientific ingredient that improves the cohesion of keratin fibers allowing the three main layers of the nail to join together.

It also contains crystal resin tears, a gum extracted from the pistachio tree that helps the natural keratinization process of the nails, strengthening them.

This penetrating water-based solution, which is neither a base nor a polish, hardens soft nails and prevents them from breaking or splitting .