NOW Brewer's Yeast (650 mg - 200 tablets)NOW Brewer's Yeast 200 Tablet(s) NPN : 80045394 Helps metabolize proteins, fats, carbohydrates A source of naturally occurring B vitamins Super Food Nutrient rich Vegetarian Vegan Brewer's Yeast is a good source of protein and several B vitamins. It is produced by cultivation of Saccharomyces cerevisiae on malted barley in the production of beer. After fermentation, the yeast is separated from the beer, roller dried and debittered. DIRECTIONS &