Value Per Nutrient Food 0.28 g 100 grams Cystine Bread crumbs, dry, grated, plain 0.28 g 100 grams Cystine Beef, chuck, top blade, separable lean and fat, trimmed to 0" fat, choice, cooked, broiled 0.28 g 100 grams Cystine Beef, rib, small end (ribs 10-12), separable lean and fat, trimmed to 0" fat, choice, cooked, broiled 0.28 g 100 grams Cystine Beef, brisket, flat half, separable lean only, trimmed to 1/8" fat, select, raw 0.28 g 100 grams Cystine Egg, whole, raw, frozen 0.28 g 100 grams Cystine Fish, salmon, chum, cooked, dry heat 0.28 g 100 grams Cystine Beef, flank, steak, separable lean only, trimmed to 0" fat, select, raw 0.28 g 100 grams Cystine Nuts, hazelnuts or filberts