U.S., March 19 -- ClinicalTrials.gov registry received information related to the study (NCT07479875) titled 'Caffeine Supplementation and Strength Endurance in Brazilian Jiu-jitsu Athletes' on Nov. 20, 2025.
Brief Summary: This study investigated the acute effects of ingesting 400 mg of caffeine administered 30 minutes before Brazilian jiu-jitsu-specific strength endurance tests. Experienced athletes completed two conditions, placebo and caffeine, in a randomized, double-blind, crossover clinical trial. Performance was assessed using the dynamic component of the kimono grip strength test (maximum number of repetitions, MNR) and the isometric component (maximum static lift, MSL), both performed with a gi grip. Rating of perceived exertion,...