- Hamster silent running wheel to prevent chewingSolgar Brewer's Yeast Powder (14 oz) #30255

A natural primary Brewer's Yeast (Saccharomyces cerevisiae) that provides a source of amino acids, B-complex vitamins, and more.Most Brewer's Yeasts are derived from the fermentation of beer: Such fermentation involves using grain (such as rice or wheat) malt, active yeast and the dried flowers of hops. After fermentation, the yeast is collected and dried using special techniques to preserve its protein, vitamin and mineral content.