this review title is: dangerous and the content is: this didn t work and it literally made my natural nails curl inward and pinch my finger this product was dangerous i used it as directed although it comes with no instructions within min i felt an odd pressure sensation on my nails and by the third minute wiped it off it took about an hour for my nail to return to normal i will never ever use this again beware.there are other information for this review, one is this reviewer did purchase it and the other is 1 people think this review is helpful.