# Collagen Tendon Health Randomized Trial: What the Evidence Says
Canonical: https://www.migaku.app/guides/collagen-tendon-health-randomized-trial-evidence-review
Category: evidence-review
Summary: Collagen Tendon Health Randomized Trial has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are
Last reviewed: 2026-07-23
Reviewed by: Migaku Evidence Review
# Collagen Tendon Health Randomized Trial: What the Evidence Says

## Quick Answer

Collagen Tendon Health Randomized Trial has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are randomized trial, so conclusions should be framed as evidence-aware guidance rather than medical advice.

## Key Takeaways

- This page is generated only from sources stored in the Migaku evidence knowledge base.
- Current evidence mix: 2 randomized trial.
- Claims should be interpreted with the source type, study design, population, and publication date in mind.
- This article is educational and does not replace care from a qualified clinician.

## Evidence Map

| Source | Evidence type | Level | Date | Identifier |
| --- | --- | ---: | --- | --- |
| The Biological Effect of Platelet-Rich Plasma on Subacromial Bursa and Torn Supraspinatus Tendon: A Randomized Controlled Trial | randomized trial | 2 | 2026-03-26 | 10.3390/ijms27073002 |
| Early Functional Recovery Is Improved in Patients Treated With Bioinductive Collagen Implant Augmentation Compared With Standard Arthroscopic Repair of High-grade Partial-Thickness Rotator Cuff Tears: A Prospective Randomized Trial | randomized trial | 2 | 2026-03-04 | 10.1177/23259671261418675 |

## What The Sources Report

- Rupture of the supraspinatus tendon is associated with structural changes in the tendon tissue, especially at the torn end. [Pitsilos Charalampos (2026); evidence level 2]
- Increased expression of metalloproteinase type 3 (MMP3) and type 13 (MMP13) has been found in cases of RC tear. [Pitsilos Charalampos (2026); evidence level 2]
- The rotator cuff tendon retear rate after takedown and repair of a high-grade partial-thickness tear has been reported as high as 11.9% to 13.5%.Repair of the partial-thickness rotator cuff tear by advancement to the tuberosity may also increase the risk for postoperative stiffness.These concerns have led to the development of other approaches to the surgical treatment of partial-thickness rotator cuff tears. [Wang Allan (2026); evidence level 2]
- Prospective participants were then interviewed by an independent research associate, and details and requirements associated with the trial were further discussed. [Wang Allan (2026); evidence level 2]

## How To Read This Evidence

Evidence level 1 generally reflects systematic reviews or meta-analyses. Level 2 includes randomized trials, guidelines, or public-health guidance. Level 3 usually reflects observational or narrative-review evidence. Level 4 is weaker or early-stage evidence. The level is a sorting aid, not a final quality grade.

## Practical Interpretation

There is trial evidence in the current set, but population and intervention details still matter. For collagen tendon health randomized trial, the next editorial step is to add more targeted sources and separate strong findings from early or indirect evidence.

## Limits Of This First Pass

This is a small-batch MVP article. It uses the first ingested sources for this topic and should be expanded with more targeted searches, license review, and human editorial checks before being treated as a definitive review.

## References

- Pitsilos Charalampos (2026). The Biological Effect of Platelet-Rich Plasma on Subacromial Bursa and Torn Supraspinatus Tendon: A Randomized Controlled Trial. DOI: 10.3390/ijms27073002. PMCID: PMC13073171. PMID: 41977191. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC13073171/
- Wang Allan (2026). Early Functional Recovery Is Improved in Patients Treated With Bioinductive Collagen Implant Augmentation Compared With Standard Arthroscopic Repair of High-grade Partial-Thickness Rotator Cuff Tears: A Prospective Randomized Trial. DOI: 10.1177/23259671261418675. PMCID: PMC12961150. PMID: 41798098. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12961150/

## Safety Note

Health information can change, and individual risk depends on medical history, medications, pregnancy status, age, and diagnosis. Talk with a qualified clinician before changing treatment, supplement, or medication routines.