Effect of supplementation of branched chain amino acids in muscle damage induced by resistance training

Methods 9 male individuals, aged between 20 and 35 years, weight lifters for at least 1 year, with a minimum of 4 times weekly frequency without nutritional counseling by a dietician, without the use of dietary supplements, medications or any condition diagnosed whatsoever. They exercised in the barbell bench press, leg press 45° and Extension Ankle (donkey) exercises, in that order. It was performed 3 sets of each exercise, with 2 minutes between sets and 30 seconds between exercises, charged to 85% of 1 RM and 6 repetitions in each series. 30 minutes before the execution of the exercises, the participants consumed 5g of ACR (2.5g of leucine, isoleucine 1.25g and 1.25g valine), or empty capsules (placebo). Blood samples were taken 30 minutes before (C1), immediately after (C2) and 30 minutes after training (C3) with a punction of the median basilic vein.