Vancomycin Resistant Enterococci (VRE) Broth Base is recommended for selective enrichment of Enterococci.It is formulated as per the recommendations of Centre for Disease Control and Prevention (CDC) for the enrichment of Enterococcus species including vancomycin resistant enterococci.. BHI Powder, HI powder and proteose peptone supplies nutrients to the medium. Dextrose serves as an energy source. Sodium chloride maintains the osmotic balance while disodium phosphate buffers the medium. Meropenem Supplement (FD262) added to the medium helps to suppress the contaminating flora especially gram-negative bacteria.