This invention relates to agriculture, more specifically, to processing of grain, pulse and cereal crop grains, in particular, to a composition for the treatment of grain, pulse and cereal crop grains before processing wherein the composition includes a combination of enzyme preparations containing cellulases, cellobiohydrolases, xylanases, catalases, phytases, peroxidases, oxidoreduetases, laccases, esterases and antioxidants. An object of the present technical solution is to increase the output of flour or grit mills with a concurrent gain in the quality and dietary value of the milled products.