RawDietLine Brewer's yeast - natural supplements for dogs and cats A tasty, 100% natural, GMO-free nutritional supplement for dogs and cats in the form of pure brewing yeast. It contains an organic complex of B vitamins, supports the body's immunity and the condition of the coat. Organic, pure brewer's yeast (Saccharomyces cerevisiae) is widely used in the nutrition of dogs and cats. As a result of the dietary and prebiotic mechanism, they significantly increase the nutritional value of a meal and improve its palatability. Their regular supply increases immunity and improves the condition of the hair coat.Thanks to the content of B vitamins, nucleotides, amino acids and microelements, brewer's yeast supports reproductive processes, the nervous system and the growth of a young organism. Entirely made in Poland. It does not contain synthetic additives.