Value Per Nutrient Food 0.21 g 100 grams Tryptophan Beef, short loin, t-bone steak, separable lean and fat, trimmed to 1/8" fat, all grades, raw 0.21 g 100 grams Tryptophan Beef, round, bottom round, steak, separable lean and fat, trimmed to 0" fat, choice, cooked, braised 0.21 g 100 grams Tryptophan Luxury loaf, pork 0.21 g 100 grams Tryptophan Beef, chuck eye Country-Style ribs, boneless, separable lean and fat, trimmed to 0" fat, select, raw 0.21 g 100 grams Tryptophan Chicken, broilers or fryers, neck, meat and skin, cooked, fried, batter 0.21 g 100 grams Tryptophan Beef, chuck eye Country-Style ribs, boneless, separable lean and fat, trimmed to 0" fat, all grades, raw 0.21 g 100 grams Tryptophan Turkey, young hen, wing, meat and skin, raw 0.21 g 100 grams Tryptophan Pork, fresh, loin, center rib (chops or roasts), bone-in, separable lean and fat, raw