GFS-Mix is a gut flora stabiliser water soluble powder probiotic mix containing Enterococcus faecium and Bacillus subtilis. GFS-Mix supports the development of a healthy intestinal microflora and inhibits the colonisation of potential pathogenic bacteria. GFS-Mix can be used for the regeneration of gut micro-flora after prescribed medication, or stress situations, such as E. Coli, Coccidia and clostridia infections.