Value Per Nutrient Food 0.27 g 100 grams Cystine Beef, brisket, point half, separable lean and fat, trimmed to 1/8" fat, all grades, cooked, braised 0.27 g 100 grams Cystine Pork, fresh, loin, whole, separable lean only, raw 0.27 g 100 grams Cystine Wheat flour, white (industrial), 11.5% protein, unbleached, enriched 0.27 g 100 grams Cystine Fish, salmon, Atlantic, wild, cooked, dry heat 0.27 g 100 grams Cystine Wheat flour, white (industrial), 11.5% protein, bleached, enriched 0.27 g 100 grams Cystine Beef, ground, 90% lean meat / 10% fat, patty, cooked, broiled 0.27 g 100 grams Cystine Beef, bottom sirloin, tri-tip roast, separable lean only, trimmed to 0" fat, choice, raw 0.27 g 100 grams Cystine Wheat flour, white (industrial), 11.5% protein, bleached, unenriched