Value Per Nutrient Food 2.32 g 100 grams Leucine Pork, fresh, loin, top loin (roasts), boneless, separable lean only, cooked, roasted 2.32 g 100 grams Leucine Ostrich, outside strip, cooked 2.32 g 100 grams Leucine Chicken, broilers or fryers, light meat, meat only, cooked, roasted 2.32 g 100 grams Leucine Pork, fresh, variety meats and by-products, liver, cooked, braised 2.32 g 100 grams Leucine Beef, round, eye of round, roast, separable lean and fat, trimmed to 0" fat, all grades, cooked, roasted 2.31 g 100 grams Leucine Ostrich, tip trimmed, cooked 2.31 g 100 grams Leucine Pork, fresh, loin, sirloin (roasts), boneless, separable lean only, cooked, roasted 2.31 g 100 grams Leucine Beef, chuck eye steak, boneless, separable lean only, trimmed to 0" fat, choice, cooked, grilled