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The influence of collagen hydrolysate on functional knee discomforts

The influence of collagen hydrolysate on functional knee discomforts - KING-Study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
DRKS
Registry ID
DRKS00006755
Enrollment
160
Registered
2014-09-24
Start date
2013-06-26
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pain in the limbs: Knee joint

Interventions

Sponsors

Universitätsklinik Freiburg
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 30 Years

Inclusion criteria

Inclusion criteria: -Functional Knee complaints in terms of acute or chronic pain symptoms -No Acute traumatic injury of the knee -No Regard to knee osteoarthritis -No Regard to inflammatory (rheumatic/bacterial/ viral) etiology of pain symptoms

Exclusion criteria

Exclusion criteria: - Primary knee joint disease (osteoarthritis, rheumatic or bacterial / viral inflammation) - Known hypersensitivity to the supplement - Intraarticular injections (cortisol, hyaluronic acid, etc.) in the last 6 months - Taking supplements such as glucosamine or chondroitin in the last 6 months - Intake of collagen hydrolysate in the past 6 months - Extreme pain symptoms,that need the high-dose analgesic therapy over a longer period of time (> 2 weeks) or an intra-articular injection treatment

Design outcomes

Primary

MeasureTime frame
change in pain intensity during exercise after 12 weeks of supplementation, which is assessed using a visual analogue scale (VAS) by the study participants and a licensed physician.

Secondary

MeasureTime frame
decrease in pain at rest assessed by the study participant using a VAS, the change in the knee joint mobility as well as the use of other therapeutic measures against the functional knee pain after 12 weeks of supplementation

Countries

Germany

Contacts

Public ContactDenise Zdzieblik

Institut für Sport und Sportwissenschaft

Denise.Zdzieblik@sport.uni-freiburg.de0761 76674067

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Aug 9, 2026