Unfortunately not. You can recommend that the client has a hot, steamy shower and exfoliates the brow area to fade it faster off the skin, however, they will have to wait for it to naturally fade from the skin. No matter what do not bleach the area!
However, you can always go darker! So while you’re new to Henna always be a little more conservative with your color choices until you become comfortable with the colors!
In this training video you can see how Adelle deals with a color correction with a client.