Adult Stem Cell Prolotherapy Is it safe? June 8, 2012 Yes. Since it is your own fat there is no allergic or adverse reaction that can happen from the fat stem cells . DreamBody Centers You Might Also Like How often is the treatment needed? Where are these stem cells coming from? How will the patient feel after the treatment? Leave a Reply Cancel Reply Name * Email * Website Previous Post Will I be put to sleep? Next Post Is it painful?