Value Per Nutrient Food 2.45 g 100 grams Leucine Pork, fresh, loin, sirloin (chops), boneless, separable lean and fat, cooked, broiled 2.45 g 100 grams Leucine Goose, domesticated, meat only, cooked, roasted 2.45 g 100 grams Leucine Beef, rib, shortribs, separable lean only, choice, cooked, braised 2.44 g 100 grams Leucine Pork, fresh, loin, tenderloin, separable lean only, cooked, broiled 2.44 g 100 grams Leucine Beef, chuck, arm pot roast, separable lean and fat, trimmed to 1/8" fat, select, cooked, braised 2.44 g 100 grams Leucine Beef, round, top round steak, separable lean and fat, trimmed to 1/8" fat, all grades, cooked, broiled 2.44 g 100 grams Leucine Pork, ground, 96% lean / 4% fat, cooked, crumbles 2.44 g 100 grams Leucine Beef, variety meats and by-products, liver, cooked, pan-fried