AMERICAS #1 ORIGINAL NUTRITIONAL YEAST Lewis Labs has been making Americas #1 Nutritional Yeast Flakes for over 46 Years being the first to produce this highly nutritious superfood. We still offer the same original yeast flakes that your grandmother grew up on! HIGHEST BIOAVAILABILITY, PURITY, QUALITY. Lewis labs offers the purest Whole Food based ingredients to ensure the highest measure of bioavailability. Our products are grown in Estonia, a country best known for its clean air with high concentration of nutrient elements in its soil without any harmful toxins. Our Yeast is GMO Free, NON-fortified, with NO Synthetic Vitamins or preservatives. DELICIOUS TASTE AND SUITABLE FOR VEGANS. Lewis Labs Nutritional Yeast Flakes has a naturally delicious cheesy flavor; which makes it an absolute must-have for vegans or anyone looking for a healthy cheese substitute. Try it in your favorite recipe or as a seasoning on salad, popcorn, soup, pasta, broccoli, green beans, or anything you would prefer. SUPERFOOD WITH POWERFUL HEALTH BENEFITS. Lewis Labs Nutritional Yeast is a whole food ingredient that is power packed with many health-promoting nutrients, including B Vitamins, high grams of Protein, 18 Amino Acids, Glutathione, Beta Glucan, Trace Minerals, Digestive Enzymes & more. It is also a potent multivitamin containing natural antioxidant properties. Why Lewis Labs? Lewis Labs has been a nutritional supplement leader since 1973. Since the company was founded, we have used the highest-quality, science-backed ingredients to create formulations that build health, inside and out. We are now continuing our legacy by bringing only the finest, innovative products to our customers worldwide.