Famous Can I Color My Hair After Using Henna Ideas. The food and drug administration has approved henna to color hair. If you do not wait you could end up with orange hair.

You will have to reapply it to new hair if you want to keep the color consistent. My stylist had to apply it twice, however, because she said my hair was not receptive to absorbing the color after using the henna. In this article, we look at henna hair dye and whether it might be the right choice for your locks.