Effects of dietary rosemary extract on lamb spoilage under retail display conditions

► In this study we use a dietary rosemary extract for improving lamb meat quality. ► Packed lamb cuts are kept under retail display conditions. ► We found that dietary rosemary inhibited lipid oxidation and rancidity. ► Sensory and microbial spoilage are moderately delayed by dietary rosemary. ► Rosemary extract extends the shelf life of lamb cuts under retail display conditions.