The present invention relates to preservation of meat products. In particular new procedures and additives are provided for effective inhibition or prevention of bacterial outgrowth in meat products. The present inventors found that a combination of a vanillin component and a cinnamate component was effective in the inhibition or prevention of bacterial outgrowth in meat products. The combinations, more in particular, proved to be effective at levels that do not result in significant effects on the flavor and/or taste of the products. The present inventors furthermore found that treatment of meat products with the combinations of this invention had a favorable effect on the visual appearance (color) of the meat products. The present invention provides preservative compositions, the use of these preservative systems, the meat products containing them, and methods of treating meat.