List of added amino acids - World

19 added amino acids:

Added amino acidProducts*
L-cysteine 311
L-glutamine 70
L-arginine 25
L-valine 17
L-isoleucine 14
L-leucine 14
L-tryptophan 11
L-tyrosine 10
L-methionine 6
L-alanine 4
L-histidine 4
L-citrulline 4
N-acetyl-L-cysteine 3
L-lysine 3
L-threonine 3
L-proline 3
L-serine 2
L-ornithine 2
L-phenylalanine 1