Value Per Nutrient Food 0.24 g 100 grams Tryptophan Chicken, canned, meat only, with broth 0.24 g 100 grams Tryptophan Chicken, broilers or fryers, drumstick, meat and skin, cooked, rotisserie, original seasoning 0.24 g 100 grams Tryptophan Beef, chuck, mock tender steak, boneless, separable lean only, trimmed to 0" fat, select, raw 0.24 g 100 grams Tryptophan Beef, chuck, under blade pot roast or steak, boneless, separable lean only, trimmed to 0" fat, all grades, raw 0.24 g 100 grams Tryptophan Lamb, New Zealand, imported, frozen, composite of trimmed retail cuts, separable lean only, raw 0.24 g 100 grams Tryptophan Soybeans, mature cooked, boiled, without salt 0.24 g 100 grams Tryptophan Pork, cured, ham, center slice, separable lean and fat, unheated 0.24 g 100 grams Tryptophan Soybeans, mature seeds, cooked, boiled, with salt