There have been no issues reported about that, as this treatment is absolutely not harmful as long as the procedure is done following the right instructions. If you are open to coloring the hair of a child, you can absolutely proceed to apply this treatment. Ultimately, this is a matter to be discussed between the professional and the minor’s parents. *In this particular case it is recommended to follow the directions for virgin hair* PREPARATION FOR VIRGIN HAIR:
1. Shampoo hair with Clarifying Shampoo and rinse thoroughly. Then shampoo again, but this time leave the shampoo in the hair and cover with a banded bouffant cap.
2. Apply heat for 10 minutes under a standing dryer, then remove the cap and rinse thoroughly.
3. Blow dry hair without combing or brushing until completely dry.
4. Proceed to apply the Pure Keratin Hair Smoothing Treatment.