Value Per Nutrient Food 0.30 g 100 grams Tryptophan Turkey, all classes, neck, meat only, cooked, simmered 0.30 g 100 grams Tryptophan Beef, round, tip round, roast, separable lean and fat, trimmed to 1/8" fat, choice, cooked, roasted 0.30 g 100 grams Tryptophan Cheese, colby 0.30 g 100 grams Tryptophan Beef, composite of trimmed retail cuts, separable lean and fat, trimmed to 0" fat, choice, cooked 0.30 g 100 grams Tryptophan Veal, composite of trimmed retail cuts, separable lean and fat, cooked 0.30 g 100 grams Tryptophan Turkey, young tom, dark meat, meat and skin, cooked, roasted 0.30 g 100 grams Tryptophan Chicken, broilers or fryers, meat and skin, cooked, roasted 0.30 g 100 grams Tryptophan Lamb, domestic, loin, separable lean and fat, trimmed to 1/8" fat, choice, cooked, broiled