Value Per Nutrient Food 0.31 g 100 grams Cystine Beef, round, full cut, separable lean and fat, trimmed to 1/8" fat, choice, cooked, broiled 0.31 g 100 grams Cystine Crackers, matzo, whole-wheat 0.31 g 100 grams Cystine Turkey, all classes, meat and skin, cooked, roasted 0.31 g 100 grams Cystine Beef, chuck, short ribs, boneless, separable lean only, trimmed to 0" fat, choice, cooked, braised 0.31 g 100 grams Cystine Turkey, fryer-roasters, dark meat, meat and skin, cooked, roasted 0.31 g 100 grams Cystine Turkey, young hen, meat and skin, cooked, roasted 0.31 g 100 grams Cystine Pork, fresh, shoulder, (Boston butt), blade (steaks), separable lean only, cooked, braised 0.31 g 100 grams Cystine POPEYES, Fried Chicken, Mild, Drumstick, meat only, skin and breading removed