# Does stem cell therapy work for every sore joint? *Does Stem Cell Therapy Work? | Stem Cell Therapy Mesa* > Does stem cell therapy work? Start with why you are sore, the joint involved, and the daily task that treatment might improve. ## Does stem cell therapy work? Some people report relief, but treatment won't work alike for everyone. A knee ache may have a different cause from hip or shoulder soreness. Care studied for one joint won't answer every question about another. What matters is whether your usual tasks become easier. ## Could I feel better without knowing why? Yes, an ache may ease even when its cause hasn't changed. Soreness often rises and falls over several days. Rest or lighter chores can bring short relief too. One comfortable day won't prove that treatment helped. Before treatment, pick one familiar task the joint makes hard. It might be stairs, sleep, driving, or reaching a shelf. Try the task when the clinic says enough time has passed. If it hasn't improved, ask whether more waiting makes sense. ## How much relief would matter to me? Useful relief means something different for each person. You may want to shop longer, sleep through the night, or dress alone. Ask when relief might start, then ask when it may fade. The clinic can also explain which activities are safe meanwhile. Keep track of walking distance or nights disturbed by soreness. Use the same measure later, so the comparison stays fair. You don't need a long diary or a special score. A brief note before and after care is enough. ## Can the exam and X-ray tell me different things? Yes, an X-ray can reveal wear inside the joint. An exam shows where you feel sore and which motion brings it on. Both findings can matter, even when they don't seem to match. Your own doctor can say which finding fits your trouble. Another opinion can help when the cause remains uncertain. Take the X-ray report and describe the movement that hurts. Mention swelling, weakness, or grinding as well. Then you'll have firmer facts for comparing care. ## Which treatment claims need a closer look? Be careful with a claim that promises equal relief for everyone. Your health, sore joint, and past care can affect the result. Ask what the treatment contains and which joint was studied. Results about knees don't settle a question about shoulders. Clinic staff should explain the limits, risks, cost, and other choices. Other choices are home care, medicine, physical therapy, or surgery. If the joint feels no better, ask what happens next. Plain answers give you time to decide without guessing. ## Sources 1. In a 480-patient, four-arm, multicenter randomized phase 2/3 trial, none of three orthobiologic cell injections - autologous bone marrow aspirate concentrate, autologous adipose stromal vascular fraction, or allogeneic umbilical cord tissue-derived mesenchymal stromal cells - was superior to any other, or to a corticosteroid injection control, on pain at 12 months. Mautner K, et al. — [Cell-based versus corticosteroid injections for knee pain in osteoarthritis: a randomized phase 3 trial](https://pubmed.ncbi.nlm.nih.gov/37919438/). *Nat Med*, 2023. DOI: 10.1038/s41591-023-02632-w. 2. A meta-analysis of 14 placebo cohorts across 13 Level I trials in 1,076 knee osteoarthritis patients found that intra-articular saline - the placebo - produced pain and function improvements exceeding the minimal clinically important difference at 3 and 6 months. Saltzman BM, et al. — [The Therapeutic Effect of Intra-articular Normal Saline Injections for Knee Osteoarthritis: A Meta-analysis of Evidence Level 1 Studies](https://pubmed.ncbi.nlm.nih.gov/28027657/). *Am J Sports Med*, 2017. DOI: 10.1177/0363546516680607. 3. A 2025 meta-analysis of 73 double-blind placebo-controlled injection trials in 5,895 knee osteoarthritis patients found placebo responder rates above 50 percent at 1, 3 and 6 months, declining by 12 months - which is why any uncontrolled 'our patients improved' claim from a clinic is uninterpretable. Previtali D, et al. — [Placebo response to intra-articular injections in knee osteoarthritis: magnitude, evolution over time, and influencing factors. A systematic review and meta-analysis with meta-regression](https://pubmed.ncbi.nlm.nih.gov/41031623/). *EFORT Open Rev*, 2025. DOI: 10.1530/EOR-2025-0022. 4. A laboratory study of three commercially available amniotic fluid products marketed for orthopedic use found no viable mesenchymal stem cells in any of them when compared against unprocessed amniotic fluid and bone marrow-derived MSC samples - products sold as 'amniotic stem cell therapy' contained no living stem cells. Panero AJ, et al. — [Are Amniotic Fluid Products Stem Cell Therapies? A Study of Amniotic Fluid Preparations for Mesenchymal Stem Cells With Bone Marrow Comparison](https://pubmed.ncbi.nlm.nih.gov/30844295/). *Am J Sports Med*, 2019. DOI: 10.1177/0363546519829034. 5. A systematic review of 13 phase I/II randomized trials of MSC injections found 10 of 11 studies reporting cartilage outcomes described a benefit on cartilage volume, morphology or quality - but 16 eligible trials remained unpublished, which is exactly the pattern that inflates an apparent effect. Gong J, et al. — [Effect of Stem Cell Injections on Osteoarthritis-related Structural Outcomes: A Systematic Review](https://pubmed.ncbi.nlm.nih.gov/33004537/). *J Rheumatol*, 2021. DOI: 10.3899/jrheum.200021. 6. FDA states in its consumer alert that the only FDA-approved stem cell products in the United States are blood-forming stem cells derived from umbilical cord blood, approved for disorders of the blood-forming system, and that NONE of these products - stem cells, stromal vascular fraction, umbilical cord blood, Wharton's jelly or amniotic fluid - has been approved for the treatment of any orthopedic condition, including osteoarthritis, tendonitis, disc disease, tennis elbow, back pain, hip pain, knee pain, neck pain or shoulder pain. US Food and Drug Administration, Center for Biologics Evaluation and Research — [Consumer Alert on Regenerative Medicine Products Including Stem Cells and Exosomes](https://www.fda.gov/vaccines-blood-biologics/consumers-biologics/consumer-alert-regenerative-medicine-products-including-stem-cells-and-exosomes). *null*, 2020. 7. 21 CFR 1271.10(a) sets the four criteria a human cell or tissue product must meet to be regulated SOLELY under section 361 of the Public Health Service Act: it must be minimally manipulated; intended for homologous use only, as reflected by labeling and advertising; not combined with another article beyond water, crystalloids or a preserving agent; and either have no systemic effect and not depend on the metabolic activity of living cells, or else be for autologous use, use in a close blood relative, or reproductive use. US Code of Federal Regulations, Title 21 — [21 CFR 1271.10 - Are my HCT/P's regulated solely under section 361 of the PHS Act](https://www.ecfr.gov/current/title-21/chapter-I/subchapter-L/part-1271/subpart-A/section-1271.10). *null*, 2004. ## What if your joint still won't settle? A consultation gives you time to discuss the joint and care you've tried. Clinic staff can examine you and explain options that avoid surgery. The nearby office is at 1100 S. Dobson Road, Suite 210, Chandler, AZ 85286. Call (602) 837-PAIN to check where you'll be seen. Schedule a free consultation: --- Clear help when a joint won't settle. Plain Mesa help with aching joints, safe steps at home, urgent changes, treatment costs, and clinic routes. Plain Mesa help with aching joints, safe steps at home, urgent changes, and clinic visits. QC Kinetix is named here because this publication is operated by the owners of its Phoenix-area clinics; those owners may benefit when a reader chooses to schedule with their clinic team. © 2026 The Mesa Cell Ledger. General health education only; a clinician familiar with your history should guide personal care.