Undenaturedtype II collagen

Efficacy and tolerability of an undenatured type II collagen supplement in modulating knee osteoarthritis symptoms: a multicenter randomized, double-blind, placebo-controlled study

This randomized, double-blind, placebo-controlled study evaluated the effects of undenatured type II collagen (UC-II) on symptoms of knee osteoarthritis. Over a 180-day period, 191 volunteers received either 40 mg of UC…