High quality 100% pure yeast flakes. Non-GMO. Vegan. Gluten free. Kosher/parve. Not blended or fortified - nothing added. Exceptional nutritional content. Dried - Inactive yeast. Allergens - None. Established in 1973. New. No trans fat. Contents are sold by weight and may settle during shipment. The nutritional content and vitamin values are subject to natural fluctuation. Produced in a Good Manufacturing Practices (GMP) certified facility. www.lewis-labs.com. This premium yeast is a primary strain of saccharomyces cerevisiae. It is a vegan food made from dried, inactive yeast grown in Northern Europe on sugar beet molasses without any additives or preservatives. Sugar beets are known to absorb more nutrients from the soil than almost any other crop. It provides one of the richest natural sources of vitamins and trace elements. Contains approximately 3%-4% natural RNA/DNA from Nucleotides (0.75 g or more per 25 g). Also contains: trace amounts of inositol, choline and PABA. Amino Acids in Each Serving: Alanine: 986 mg; Arginine: 665 mg; Aspartic Acid: 1329 mg; Cystine (Essential Amino Acid): 433 mg; Glutamic Acid: 2204 mg; Glycine: 638 mg; Histidine (Essential Amino Acid): 598 mg; Isoleucine (Essential Amino Acid): 668 mg; Leucine (Essential Amino Acid): 975 mg; Lysine (Essential Amino Acid): 1116 mg; Methionine (Essential Amino Acid): 163 mg; Phenylalanine (Essential Amino Acid): 693 mg; Proline: 503 mg; Serine: 640 mg; Threonine (Essential Amino Acid): 668 mg; Tryptophan (Essential Amino Acid): 135 mg; Tyrosine: 413 mg; Valine (Essential Amino Acid): 786 mg.