Excess of dietary benzoic acid supplementation leads to growth retardation, hematological abnormality and organ injury of piglets

Benzoic acid has been widely used in feed industry as an organic acidifier and preservative. However, it is unknown whether excessive benzoic acid in diets would have a potential risk on pigs. This study was conducted to investigate the safety of benzoic acid that was used in diets of piglets. A total of 120 weaned pigs [(Yorkshire×Landrace)×Duroc] with initial average BW of 8.16±0.09 kg (28±1 d of age) were randomly allotted to four groups...