Value Per Nutrient Food 2.27 g 100 grams Leucine Pork, fresh, loin, center loin (chops), bone-in, separable lean and fat, cooked, pan-fried 2.27 g 100 grams Leucine Beef, ground, 95% lean meat / 5% fat, crumbles, cooked, pan-browned 2.27 g 100 grams Leucine Beef, round, eye of round, roast, separable lean and fat, trimmed to 0" fat, choice, cooked, roasted 2.27 g 100 grams Leucine Beef, chuck, top blade, separable lean and fat, trimmed to 0" fat, all grades, cooked, broiled 2.27 g 100 grams Leucine Chicken, broilers or fryers, drumstick, meat only, cooked, rotisserie, original seasoning 2.27 g 100 grams Leucine Beef, chuck, under blade steak, boneless, separable lean and fat, trimmed to 0" fat, all grades, cooked, braised 2.27 g 100 grams Leucine Fish, tuna, yellowfin, fresh, cooked, dry heat 2.27 g 100 grams Leucine Beef, shoulder steak, boneless, separable lean and fat, trimmed to 0" fat, choice, cooked, grilled