Non-essential amino acid group is?
All the Acidic amino acids (Aspaate, Glutamate) are non essential i.e. they can be synthesized from TCA intermediates. All the Basic amino acids (Arginine, Lysine, Histidine) are essential or semi-essential. All branched chain amino acids are essential. Most aromatic amino acids are essential.
Basics of amino acids
Acidic Amino Acid
Branched chain amino Acid
Basic Amino Acid
Aromatic Amino Acid
Acidic Amino Acid