An active yeast adapted to weak organic acids and to the use thereof for poultry or cud-chewing animals. Also, a probiotic for poultry or cud-chewing animals, including an active yeast adapted to weak organic acids. Further, the use of such a yeast for improving the zootechnical performances of poultry and to the use thereof in a probiotic and/or food for poultry. Furthermore, the use of such a yeast for improving the physico-chemical and fermentative parameters of the rumen of cud-chewing animals, and to the use thereof in a probiotic and/or food for cud-chewing animals. In addition, a yeast for use in the prevention and/or the treatment of digestive disorders in cud-chewing animals and particularly in the prevention of acidosis in cud-chewing animals.

A digestive supplement that mitigates adverse reactions caused by food allergens and assists in the enhancement of digestive health of mono-gastric mammals, including, but not limited to, companion animal and humans. The supplement comprises inactivated whole yeast cells, lysed cells of Saccharomyces cerevisiae and montmorillonite clay.

A digestive supplement that mitigates adverse reactions caused by food allergens and assists in the enhancement of digestive health of mono-gastric mammals, including, but not limited to, companion animal and humans. The supplement comprises inactivated whole yeast cells, lysed cells of Saccharomyces cerevisiae and montmorillonite clay.