“…These results are consistent with the previous work of Martin-Venegas ( Martín-Venegas et al., 2013 ). It is worth noting that DL-HMTBA is chemically an organic acid for which acidifying functions have been reported in the literature ( Batonon-Alavo et al., 2016 ). Many authors have confirmed that dietary supplemented mixed organic acid improved the health status of broilers by enhancing the TJ proteins expression ( Ma et al., 2021 ; Melaku et al., 2021 ).…”