Value Per Nutrient Food 0.28 g 100 grams Cystine Beef, round, outside round, bottom round, steak, separable lean and fat, trimmed to 0" fat, all grades, raw 0.28 g 100 grams Cystine Nuts, almonds, dry roasted, with salt added 0.28 g 100 grams Cystine Beef, rib, shortribs, separable lean and fat, choice, cooked, braised 0.28 g 100 grams Cystine Beef, chuck, mock tender steak, separable lean only, trimmed to 0" fat, all grades, cooked, broiled 0.28 g 100 grams Cystine Lamb, domestic, loin, separable lean and fat, trimmed to 1/8" fat, choice, cooked, roasted 0.28 g 100 grams Cystine Beef, brisket, flat half, separable lean only, trimmed to 1/8" fat, all grades, raw 0.28 g 100 grams Cystine POPEYES, Fried Chicken, Mild, Thigh, meat only, skin and breading removed 0.28 g 100 grams Cystine Egg, yolk, raw, frozen