Cornmeal, whole-grain, yellow

Grams of protein per 100 grams of food: 8.12
Percentage protein (of total Calories): 9.0

Amino Acid Percentage Score
Tryptophan 0.70 1.00
Threonine 3.76 1.39
Isoleucine 3.58 1.43
Leucine 12.27 2.23
Lysine 2.81 0.55
Valine 5.06 1.58
Arginine 4.99 2.77
Methionine+Cystine 3.89 1.56
Phenylalanine+Tyrosine 8.98 1.91

Percentage: Amino acid amount divided by total protein amount.
Score: Amino acid percentage divided by ideal value for this amino acid

See This article about complete protein for more information.