Milk, nonfat, fluid, with added vitamin A (fat free or skim)

Grams of protein per 100 grams of food: 3.37
Percentage protein (of total Calories): 40.0

Amino Acid Percentage Score
Methionine+Cystine 5.49 2.20
Phenylalanine+Tyrosine 8.69 1.85
Tryptophan 1.19 1.70
Threonine 2.43 0.90
Isoleucine 4.45 1.78
Leucine 9.70 1.76
Lysine 7.48 1.47
Valine 5.34 1.67
Arginine 2.14 1.19

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.