Fastrack Microbial (Probiotic) Pack contains a source of live (viable) naturally occurring beneficial microorganisms, a source of protease which can hydrolyze proteins and a source of amylase which can hydrolyze starch.

The ingredient list is:

Yeast culture dehydrated

 processed grain by-products

roughage products 

calcium carbonate

perlite

dried chicory root

dried Enterococcus faecium fermentation product

dried Aspergillus oryzae fermentation extract

dried Bacillus subtilis fermentation extract

 Lactobacillus acidophilus fermentation product