Impact of ashwagandha (Withania somnifera L.) supplementation on serum lipid concentrations and anthropometric parameters in adults with overweight and obesity: a double-blind, placebo-controlled pilot study. - Ballesteros-Torres JM; Vázquez-Aguilar A; Luzardo-Ocampo I; Escalante-Aburto A; Caballero-Prado CJ (Nutrition & metabolism, 2025)