Transplanting a layer of melanin under the spots where the color has changed

Fatwa no. 15683 Praise be to Allah Alone. May peace and blessings be upon the Last Prophet.The Permanent Committee for Scholarly Research and Ifta' reviewed the request for Fatwa submitted to His Eminence the Grand Mufty by the Director of Religious Affairs Department in the Armed Forces. Kindly, find enclosed the question submitted by sergeant (...) referred to the Committee by the General Secretariat of the Council of Senior Scholars no.4178, dated, 12/8/1413 A.H. in which he asked a question and the following is its exact wording:Your Eminence, I suffered from burns due to (Part No. 25; Page No. 56) an accident and had a skin grafting. The accident left my skin with white spots on it. I consulted a dermatologist and he told me that I could transplant a layer of melanin under the spots where the color has changed. This layer will have the same color of skin so that the white spots may disappear from the back of my hand, Allah's Willing. It should be noted that this layer will be permanent.To avoid committing anything prohibited, I ask for your Fatwa on this matter.

After examining the request for Fatwa, the Committee's answer was: If the reality is as mentioned by the person asking the question, there will be no harm in doing so.May Allah grant us success. May peace and blessings be upon our Prophet Muhammad, his family, and Companions.