Value Per Nutrient Food 0.30 g 100 grams Cystine Pork, fresh, loin, tenderloin, separable lean and fat, cooked, roasted 0.30 g 100 grams Cystine Fish, tuna, yellowfin, fresh, cooked, dry heat 0.30 g 100 grams Cystine Chicken, broilers or fryers, drumstick, meat and skin, cooked, fried, batter 0.30 g 100 grams Cystine Beef, chuck, blade roast, separable lean and fat, trimmed to 1/8" fat, all grades, cooked, braised 0.30 g 100 grams Cystine Turkey, all classes, leg, meat and skin, cooked, roasted 0.30 g 100 grams Cystine Turkey, young hen, dark meat, meat and skin, cooked, roasted 0.30 g 100 grams Cystine Turkey, fryer-roasters, dark meat, meat only, cooked, roasted 0.30 g 100 grams Cystine Fish, Salmon, Chum, raw (Alaska Native)