Value Per Nutrient Food 0.29 g 100 grams Tryptophan Beef, short loin, porterhouse steak, separable lean only, trimmed to 0" fat, choice, cooked, broiled 0.29 g 100 grams Tryptophan Lamb, domestic, shoulder, arm, separable lean and fat, trimmed to 1/4" fat, choice, cooked, broiled 0.29 g 100 grams Tryptophan Cheese food, pasteurized process, american, with di sodium phosphate 0.29 g 100 grams Tryptophan Fish, tuna, light, canned in water, without salt, drained solids 0.29 g 100 grams Tryptophan Fish, tuna, light, canned in water, drained solids 0.29 g 100 grams Tryptophan Cheese, low-sodium, cheddar or colby 0.29 g 100 grams Tryptophan Chicken, broilers or fryers, drumstick, meat and skin, cooked, stewed 0.28 g 100 grams Tryptophan Lamb, domestic, shoulder, whole (arm and blade), separable lean and fat, trimmed to 1/4" fat, choice, cooked, broiled