Yes, platelet-rich plasma(PRP) treatment is allowed in Islam. The views of Islam vary with the different scholars as their interpretations are different. Different medical treatments are available, but not all of them are permissible in Islam.   If you have concerns regarding the allowance of PRP treatment in Islam, consult with an Islamic scholar who is knowledgeable and has a religious authority to get an accurate and proven answer, as Islam encourages medical treatments and improvements in one’s health. So if you are getting PRP for certain medical reasons, then it’s not forbidden.