Amino acids (alanine, arginine, aspartic acid, glutamic acid, glycine, histidine*, cystin+cysteine, hydroxyproline, isoleucine*, leucine*, lysine*, methionine*, phenylalanine*, proline, serine, threonine*, tyrosine, valine*, tryptophan, bovine bone broth hydrolyzed protein.
Manufacturer did not include an allergen statement.