Value Per Nutrient Food 0.22 g 100 grams Tryptophan Beef, brisket, flat half, separable lean only, trimmed to 1/8" fat, all grades, cooked, braised 0.22 g 100 grams Tryptophan Lamb, variety meats and by-products, tongue, cooked, braised 0.22 g 100 grams Tryptophan Beef, brisket, flat half, separable lean only, trimmed to 1/8" fat, select, cooked, braised 0.22 g 100 grams Tryptophan Beef, round, tip round, separable lean and fat, trimmed to 1/8" fat, choice, raw 0.22 g 100 grams Tryptophan Fish, pollock, Atlantic, raw 0.22 g 100 grams Tryptophan Pork, fresh, loin, country-style ribs, separable lean only, raw 0.22 g 100 grams Tryptophan Beef, brisket, flat half, separable lean only, trimmed to 1/8" fat, choice, cooked, braised 0.22 g 100 grams Tryptophan Pork, fresh, loin, center loin (chops), bone-in, separable lean and fat, raw