{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,10]],"date-time":"2026-09-10T23:52:22Z","timestamp":1789084342862,"version":"build-2803163510"},"reference-count":41,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2026,2,3]],"date-time":"2026-02-03T00:00:00Z","timestamp":1770076800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Med."],"abstract":"<jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>To evaluate the efficacy and safety of probiotic\/synbiotic supplementation for osteoporosis.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>PubMed, Embase, Web of Science, and Cochrane databases were used to screen studies up to October 2025. Data pooling used standardized mean differences (SMD) or risk ratios (RR) with 95% confidence intervals (CI). Sensitivity analysis assessed result stability. Review Manager 5.4 and STATA 15.1 were used to analyze. Publication bias was assessed by Egger\u2019s test and funnel plots. Evidence for each outcome was evaluated and graded according to GRADE.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Ten randomized controlled trials (RCTs) with 732 patients were included. Significant improvements in lumbar spine bone mineral density (BMD) (SMD: 0.85; 95% CI: 0.01, 1.69;\n                      <jats:italic>P<\/jats:italic>\n                      = 0.049) and parathyroid hormone (SMD: \u22121.21; 95% CI: \u22122.19, \u22120.23;\n                      <jats:italic>P<\/jats:italic>\n                      = 0.02) existed in the probiotic\/synbiotic group. No increase in adverse event risk was observed (RR: 1.03; 95% CI: 0.86, 1.23;\n                      <jats:italic>P<\/jats:italic>\n                      = 0.78). No significant effects were found on total hip BMD, osteocalcin, C-terminal telopeptide, alkaline phosphatase, or osteoprotegerin. No publication bias was detected.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Probiotic\/synbiotic supplementation may be safe and effective as an adjunctive treatment for osteoporosis, improving bone density without increasing adverse reactions. Larger, multicenter RCTs are needed to confirm these findings.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Systematic Review Registration<\/jats:title>\n                    <jats:p>\n                      <jats:ext-link>https:\/\/www.crd.york.ac.uk\/PROSPERO\/view\/CRD42024540614<\/jats:ext-link>\n                      , identifier CRD42024540614.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.3389\/fmed.2026.1731528","type":"journal-article","created":{"date-parts":[[2026,2,3]],"date-time":"2026-02-03T05:22:45Z","timestamp":1770096165000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":1,"title":["Efficacy and safety of probiotic\/synbiotic supplementation for osteoporosis: a meta-analysis of randomized controlled trials"],"prefix":"10.3389","volume":"13","author":[{"given":"Xinyu","family":"Wang","sequence":"first","affiliation":[{"name":"Department of Orthopaedic Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai\u2019an","place":["Shandong, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lei","family":"Zhou","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai\u2019an","place":["Shandong, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xingming","family":"Yu","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai\u2019an","place":["Shandong, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Qiang","family":"Hou","sequence":"additional","affiliation":[{"name":"Department of Burn and Plastic Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai\u2019an","place":["Shandong, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chenglong","family":"Wang","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai\u2019an","place":["Shandong, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wei","family":"Cui","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai\u2019an","place":["Shandong, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yuheng","family":"Hu","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai\u2019an","place":["Shandong, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xiumei","family":"Wang","sequence":"additional","affiliation":[{"name":"Department of Pediatric Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai\u2019an","place":["Shandong, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zhuangchen","family":"Zhu","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, The Second Affiliated Hospital of Shandong First Medical University, Tai\u2019an","place":["Shandong, China"]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1965","published-online":{"date-parts":[[2026,2,3]]},"reference":[{"key":"B1","doi-asserted-by":"publisher","first-page":"1611932","DOI":"10.3389\/fimmu.2025.1611932","article-title":"Oxidative stress and inflammation: roles in osteoporosis.","volume":"16","author":"Luo","year":"2025","journal-title":"Front Immunol."},{"key":"B2","doi-asserted-by":"publisher","first-page":"31","DOI":"10.3390\/biochem5030031","article-title":"Osteoporosis: focus on bone remodeling and disease types.","volume":"5","author":"Castellani","year":"2025","journal-title":"BioChem."},{"key":"B3","doi-asserted-by":"publisher","first-page":"177","DOI":"10.18502\/wkmj.v67i2.16570","article-title":"Osteoporosis: a comprehensive review of epidemiology, impact on quality of life, and treatment strategies.","volume":"67","author":"Kenzhegazova","year":"2025","journal-title":"West Kazakhstan Med J."},{"key":"B4","volume-title":"The Prevalence, Risk Factors, Diagnosis &amp; Treatment of Osteoporosis in Bangladesh.","author":"Bulbuli","year":"2025"},{"key":"B5","doi-asserted-by":"publisher","first-page":"111598","DOI":"10.1016\/j.cellsig.2025.111598","article-title":"Mechanisms of Ferroptosis in bone disease: a new target for osteoporosis treatment.","volume":"127","author":"Wang","year":"2025","journal-title":"Cell Signal."},{"key":"B6","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1007\/s40520-025-02991-z","article-title":"Denosumab for osteoporosis treatment: when, how, for whom, and for how long. 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