Improvement of activity-related knee joint discomfort following supplementation of specific collagen peptides

Zdzieblik D, Oesser S, Gollhofer A, König D · Applied Physiology, Nutrition, and Metabolism

Activity-related knee pain decreased significantly more with collagen peptides than placebo; pain at rest did not differ.

Population

Physically active adults with activity-related knee pain, no diagnosed joint disease

Intervention

5 g specific collagen peptides (FORTIGEL) daily for 12 weeks

Comparator

Placebo

Limitations

Manufacturer-affiliated authors; subjective pain endpoints.