Numerous yeast products and yeast-containing feed ingredients are commercially
produced, marketed, and used extensively in animal feeds around the world. Considerable …

The use of probiotics for farm animals has increased considerably over the last 15 years.
Probiotics are defined as live microorganisms which can confer a health benefit for the host …

Antibiotics, prebiotics and probiotics are widely used as growth promoters in agriculture. In
the 1940s, use of Streptomyces aureofaciens probiotics resulted in weight gain in animals …

Active dry yeasts (ADYs) are increasingly used in ruminant nutrition as feed additives to
improve feed efficiency and performance and, at the same time, to prevent health disorders …

The banning in 2006 of the use of antibiotics as animal growth promoters in the European
Union has increased demand from producers for alternative feed additives that can be used …

Direct-fed microbials (DFM) are dietary supplements that inhibit gastrointestinal infection
and provide optimally regulated microbial environments in the digestive tract. As the use of …

This review aims to give an overview of the efficacy of yeast supplementation on growth
performance, rumen pH, rumen microbiota, and their relationship to meat and milk quality in …

It has been suggested that the ability of live yeast to improve milk yield and weight gain in
cattle is because the yeast stimulates bacterial activity within the rumen. However it remains …

The increase in livestock production systems has resulted in serious environmental impact
due to emission of greenhouse gases and the possibility of transfer of zoonotic diseases to …

Effects of a Saccaromyces cerevisiae yeast (Levucell SC 10 ME; 1× 1010CFU/g (SC)) on
ruminal fermentation and fibre degradation of maize silages was studied with 3 non-lactating …