{"slug":"what-are-peptides-frozen-shoulder","verification":{"valid":true,"entries":5,"head":"76e97f87ad70fdc082946f298087ce5b9186b9283f37790a7ec52949313bac3d"},"count":5,"sources":[{"id":"s1","type":"pubmed","url":"https://www.pnas.org/doi/10.1073/pnas.1900355116","title":"Intraarticular injection of relaxin-2 alleviates shoulder arthrofibrosis","quote":"Multiple intraarticular injections of human relaxin-2 restore range of motion and eliminate capsular fibrosis in a murine model of shoulder arthrofibrosis.","summary":"Preclinical mouse study on relaxin-2 for shoulder fibrosis model.","claim_ids":["c2"],"found_by":"grok/grok-4.3","extra":{},"accessed_at":"2026-06-29T22:03:47.389Z","link_status":"ok","quote_status":"unverified","prev":"genesis","hash":"1b36be19094d94583cc7cfc57398a7e5d413c5267a363a28556a1f70f3634ae9"},{"id":"s2","type":"review","url":"https://www.modernorthopedics.org/post/peptide-injections-and-musculoskeletal-health-an-orthopedic-surgeon-s-perspective","title":"Peptide Injections and Musculoskeletal Health","quote":"However, human studies remain limited. ... Until rigorous data confirm safety, dosing, and efficacy, peptide injections remain experimental.","summary":"Orthopedic surgeon review noting lack of human trials for peptides like BPC-157 and TB-500.","claim_ids":["c1"],"found_by":"grok/grok-4.3","extra":{},"accessed_at":"2026-06-29T22:03:47.389Z","link_status":"ok","quote_status":"unverified","prev":"1b36be19094d94583cc7cfc57398a7e5d413c5267a363a28556a1f70f3634ae9","hash":"716308b74f1b2fa0575922c01cb388f42814bd78b235facecadd3ed18e4f2ca8"},{"id":"s3","type":"reddit","url":"https://www.reddit.com/r/frozenshoulder/comments/1na444c/from_2_years_of_frozen_shoulder_to_90_better_in_8/","title":"From 2+ Years of Frozen Shoulder to 90% Better in 8 Weeks","quote":"I started researching peptides (BPC-157, TB-500, etc.) as a possible solution. ... my frozen shoulder improved by about 90 %","summary":"Anecdotal report of improvement with peptides.","claim_ids":["c3"],"found_by":"grok/grok-4.3","extra":{},"accessed_at":"2026-06-29T22:03:47.389Z","link_status":"ok","quote_status":"unverified","prev":"716308b74f1b2fa0575922c01cb388f42814bd78b235facecadd3ed18e4f2ca8","hash":"8a68f6928646fd00aafc94859cb60eb8e6fecb48dbca3261fcc8bc9d09b12ce5"},{"id":"s4","type":"reddit","url":"https://www.reddit.com/r/frozenshoulder/comments/1qxzle4/peptides_for_frozen_shoulder/","title":"Peptides for frozen shoulder?","quote":"I did the bpc 157 and tb500 for about 6 weeks ... didn’t help my frozen shoulder ... at all.","summary":"Anecdotal report of no benefit.","claim_ids":["c3"],"found_by":"grok/grok-4.3","extra":{},"accessed_at":"2026-06-29T22:03:47.389Z","link_status":"ok","quote_status":"unverified","prev":"8a68f6928646fd00aafc94859cb60eb8e6fecb48dbca3261fcc8bc9d09b12ce5","hash":"059e9c61556e4461a7e39c172a61a1386afa11b3071a795fb36bc35435828bdd"},{"id":"s5","type":"review","url":"https://bostonsportsandbiologics.com/blog/evidence-for-prp-for-treating-frozen-shoulder","title":"What is the Evidence for PRP for Treating Frozen Shoulder?","quote":"The authors found that ... the PRP group did show a significant improvement in range of motion, pain and disability at 3-months ... At the 6-month follow up PRP also demonstrated superiority","summary":"Summary of human PRP evidence for contrast.","claim_ids":["c4"],"found_by":"grok/grok-4.3","extra":{},"accessed_at":"2026-06-29T22:03:47.389Z","link_status":"ok","quote_status":"unverified","prev":"059e9c61556e4461a7e39c172a61a1386afa11b3071a795fb36bc35435828bdd","hash":"76e97f87ad70fdc082946f298087ce5b9186b9283f37790a7ec52949313bac3d"}]}