Value Per Nutrient Food 0.27 g 100 grams Cystine Fish, burbot, cooked, dry heat 0.27 g 100 grams Cystine Fish, pike, northern, cooked, dry heat 0.27 g 100 grams Cystine Fish, tilapia, cooked, dry heat 0.27 g 100 grams Cystine Beef, chuck, shoulder clod, shoulder tender, medallion, separable lean and fat, trimmed to 0" fat, all grades, raw 0.27 g 100 grams Cystine Beef, chuck, clod roast, separable lean and fat, trimmed to 0" fat, choice, cooked, roasted 0.27 g 100 grams Cystine Beef, chuck, short ribs, boneless, separable lean and fat, trimmed to 0" fat, choice, cooked, braised 0.26 g 100 grams Cystine Fish, herring, Atlantic, kippered 0.26 g 100 grams Cystine Chicken, broilers or fryers, drumstick, meat only, raw