Tryptophan Content of Foods (Initial C)
247 mg(per 145 g edible portion)Cattle, Beef, dairy fattened steer (rib loin, without subcutaneous fat,raw)
323 mg(per 154 g edible portion)Cattle, Beef, dairy fattened steer (sirloin, without subcutaneous fat, raw)
278 mg(per 185 g edible portion)Cattle, Beef, Japanese beef cattle (sirloin, without subcutaneous fat,raw)