Value Per Nutrient Food 0.30 g 100 grams Tryptophan Cheese, mozzarella, whole milk, low moisture 0.30 g 100 grams Tryptophan Beef, flank, steak, separable lean and fat, trimmed to 0" fat, choice, cooked, braised 0.30 g 100 grams Tryptophan Lamb, Australian, imported, fresh, leg, sirloin chops, boneless, separable lean and fat, trimmed to 1/8" fat, cooked, broiled 0.30 g 100 grams Tryptophan Pork, fresh, leg (ham), shank half, separable lean and fat, cooked, roasted 0.30 g 100 grams Tryptophan Beef, chuck, under blade pot roast, boneless, separable lean and fat, trimmed to 0" fat, all grades, cooked, braised 0.30 g 100 grams Tryptophan Pork, fresh, variety meats and by-products, liver, raw 0.30 g 100 grams Tryptophan Beef, short loin, porterhouse steak, separable lean only, trimmed to 0" fat, select, cooked, broiled 0.30 g 100 grams Tryptophan Chicken, stewing, meat and skin, cooked, stewed