Value Per Nutrient Food 0.28 g 100 grams Tryptophan Beef, chuck eye roast, boneless, America's Beef Roast, separable lean and fat, trimmed to 0" fat, select, cooked, roasted 0.28 g 100 grams Tryptophan Pork, fresh, shoulder, (Boston butt), blade (steaks), separable lean only, cooked, braised 0.28 g 100 grams Tryptophan Pork, fresh, loin, top loin (chops), boneless, separable lean and fat, cooked, broiled 0.28 g 100 grams Tryptophan Fish, whitefish, eggs (Alaska Native) 0.28 g 100 grams Tryptophan Beef, chuck, clod roast, separable lean only, trimmed to 0" fat, choice, cooked, roasted 0.28 g 100 grams Tryptophan Pork, fresh, loin, sirloin (roasts), bone-in, separable lean and fat, cooked, roasted 0.28 g 100 grams Tryptophan Beef, short loin, t-bone steak, separable lean and fat, trimmed to 1/8" fat, select, cooked, broiled 0.28 g 100 grams Tryptophan Beef, short loin, t-bone steak, separable lean only, trimmed to 0" fat, all grades, cooked, broiled