Ask your treating physician, but we usually let our patients color their hair about 2 weeks after Fraxel repair treatments. Unless you are a real genie, then just twitch your nose whenever you wish.
Good luck and be well.
These answers are for educational purposes and should not be relied upon as a substitute for medical advice you may receive from your physician. If you have a medical emergency, please call 911. These answers do not constitute or initiate a patient/doctor relationship.