Geneva, Nov. 2 -- International Clinical Trials Registry received information related to the study (ChiCTR2600135025) titled 'Effects of Caffeine and Caffeine Plus L-Theanine Supplementation on Resistance Training Adaptations in Healthy Adult Men' on Oct. 23.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Guangzhou sport university

Condition: N/A

Intervention: Placebo group:Oral administration of caffeine placebo and L-theanine placebo approximately 60 minutes before each resistance training session. Participants will complete a standardized 6-week progressive resistance training program (2 sessions per week, 12 sessions in total), including barbell back squat, bench press, hip thrust, and bent-over barbe...