TY - JOUR AU - Nobari, Hadi AU - Castillo Rodríguez, Alfonso PY - 2021 UR - http://hdl.handle.net/10481/71247 AB - Objective: Various nutritional strategies are adopted for athletes to maintain and to improve performance during the competition season. Betaine may enhance performance during a competitive season by increasing the testosterone to cortisol ratio and... LA - eng PB - BMC KW - Anaerobic peak power KW - CMJ KW - Football KW - RSA KW - VO2max KW - Young sports KW - 1-RM TI - Effects of chronic betaine supplementation on performance in professional young soccer players during a competitive season: a double blind, randomized, placebo-controlled trial DO - 10.1186/s12970-021-00464-y ER -