Polypeptone Peptone is a mixture of peptones made up of equal parts of pancreatic digest of casein and peptic digest of animal tissue.

• Animal origin mixture of peptones
• Includes the high content of amino acids

Found to meet nutritional requirements of various bacteria, fungi, and mammalian cells for which a single source of casein or meat peptones has been unsatisfactory.

Polypeptone Peptone includes the high content of amino acids and small polypeptides characteristic of pancreatic digest of casein and the larger polypeptides characteristic of peptic digest of animal tissue.