Phenylalanine
Converts to:
Tyrosine - L Dopa - NE - EPI
Valine
Aliphatic
Threonine
Sulfur containing
Tryptophan
Aromatic
Isoleucine
Aliphatic
Methionine
Sulfur containing
Histidine
Only essential during pregnancy and growth
Arginine
Only essential during pregnancy and growth
Leucine
Aliphatic
Lysine
Basic