Value Per Nutrient Food 0.23 g 100 grams Tryptophan Chicken, broilers or fryers, leg, meat only, raw 0.23 g 100 grams Tryptophan USDA Commodity, beef, canned 0.23 g 100 grams Tryptophan Beef, round, top round, separable lean and fat, trimmed to 0" fat, all grades, cooked, braised 0.23 g 100 grams Tryptophan Lamb, domestic, rib, separable lean only, trimmed to 1/4" fat, choice, raw 0.23 g 100 grams Tryptophan Game meat, deer, ground, cooked, pan-broiled 0.23 g 100 grams Tryptophan Lamb, domestic, shoulder, arm, separable lean only, trimmed to 1/4" fat, choice, raw 0.23 g 100 grams Tryptophan Beef, rib, large end (ribs 6-9), separable lean and fat, trimmed to 1/8" fat, choice, cooked, broiled 0.23 g 100 grams Tryptophan Seeds, breadnut tree seeds, dried