Value Per Nutrient Food 0.21 g 100 grams Cystine Nuts, walnuts, english 0.21 g 100 grams Cystine Cracker meal 0.21 g 100 grams Cystine Fish, burbot, raw 0.21 g 100 grams Cystine Beef, chuck, under blade center steak, boneless, Denver Cut, separable lean only, trimmed to 0" fat, all grades, raw 0.21 g 100 grams Cystine Lamb, Australian, imported, fresh, leg, sirloin half, boneless, separable lean and fat, trimmed to 1/8" fat, raw 0.21 g 100 grams Cystine Fish, mullet, striped, raw 0.21 g 100 grams Cystine Chicken, broilers or fryers, breast, meat only, raw, enhanced 0.21 g 100 grams Cystine Turkey sausage, reduced fat, brown and serve, cooked (include BUTTERBALL breakfast links turkey sausage)