this review title is: would recommend and the content is: lasts about a week but you only need to mix as much as you will need to use do not use the entire capsule you can get treatments from each capsule would recommend i do use vaseline around my eyebrows so it does not stain my skin and i only leave it on for about a minute go one shade darker than your hair color.there are other information for this review, one is this reviewer did purchase it and the other is 0 people think this review is helpful.