Inclusion Criteria:  omnivorous diet for> 6 months practice physical activities for> 2 h · week-1 stable body mass (variation <2 kg in the last 30 days)  Exclusion Criteria:  use of food supplements in the last six months containing β-alanine diagnosis of chronic diseases or any other condition that prevents them from performing the proposed procedures smoking current or past use of anabolic steroids or other ergogenic drugs Use of medications that may affect the assessments in this study, including insulin, GH, and thyroid hormone