Value Per Nutrient Food 0.23 g 100 grams Tryptophan Beef, brisket, whole, separable lean only, all grades, raw 0.23 g 100 grams Tryptophan Beef, brisket, flat half, boneless, separable lean and fat, trimmed to 0" fat, select, raw 0.23 g 100 grams Tryptophan Pork, ground, 84% lean / 16% fat, raw 0.23 g 100 grams Tryptophan Fish, cod, Pacific, cooked, dry heat 0.23 g 100 grams Tryptophan Peanuts, all types, oil-roasted, with salt 0.23 g 100 grams Tryptophan KENTUCKY FRIED CHICKEN, Popcorn Chicken 0.23 g 100 grams Tryptophan Beef, chuck, short ribs, boneless, separable lean only, trimmed to 0" fat, select, raw 0.23 g 100 grams Tryptophan Turkey, fryer-roasters, leg, meat only, raw