Value Per Nutrient Food 0.20 g 100 grams Tryptophan Pork, fresh, composite of trimmed leg, loin, shoulder, and spareribs, (includes cuts to be cured), separable lean and fat, raw 0.20 g 100 grams Tryptophan Beef, chuck, blade roast, separable lean only, trimmed to 0" fat, all grades, cooked, braised 0.20 g 100 grams Tryptophan Chicken, broilers or fryers, giblets, raw 0.20 g 100 grams Tryptophan Veal, sirloin, separable lean only, raw 0.20 g 100 grams Tryptophan Ostrich, outside leg, raw 0.20 g 100 grams Tryptophan Lamb, variety meats and by-products, lungs, cooked, braised 0.20 g 100 grams Tryptophan Chicken, wing, frozen, glazed, barbecue flavored, heated (conventional oven) 0.20 g 100 grams Tryptophan Veal, loin, separable lean only, raw