24-Week study on the use of collagen hydrolysate as a dietary supplement in athletes with activity-related joint pain

Clark KL, Sebastianelli W, Flechsenhar KR, et al. · Current Medical Research and Opinion

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Significant improvements in several joint-pain parameters vs placebo, largest in the subgroup with knee arthralgia.

Population: Varsity athletes with activity-related joint pain
Intervention: 10 g collagen hydrolysate daily for 24 weeks
Comparator: Placebo
Limitations: Industry-sponsored; multiple endpoints with mixed significance.

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