Value Per Nutrient Food 0.24 g 100 grams Tryptophan Spices, caraway seed 0.24 g 100 grams Tryptophan Beef, shank crosscuts, separable lean only, trimmed to 1/4" fat, choice, raw 0.24 g 100 grams Tryptophan Pork, fresh, loin, whole, separable lean and fat, raw 0.24 g 100 grams Tryptophan Beef, brisket, flat half, boneless, separable lean only, trimmed to 0" fat, choice, raw 0.24 g 100 grams Tryptophan Lamb, domestic, loin, separable lean only, trimmed to 1/4" fat, choice, raw 0.24 g 100 grams Tryptophan Crustaceans, crayfish, mixed species, farmed, cooked, moist heat 0.24 g 100 grams Tryptophan Beef, chuck eye steak, boneless, separable lean only, trimmed to 0" fat, all grades, raw 0.24 g 100 grams Tryptophan Peanuts, valencia, raw