Originally Posted by naturally I've Henna'd my hair ...long time ago ...fabulous results and I think it's much safer for hair. Yes ..very messy ..it's like putting mud on your hair. You can go back to regular dyes but should wait for it to grow out. I used Henna years ago and it produces a gorgeous colour but it has to grow out naturally, its the equivalent of using bleach and once you have done it, theres no going back. If you put another chemical colour on after it wont work so be carefull.