Value Per Nutrient Food 1.69 g 100 grams Leucine Smoked link sausage, pork 1.69 g 100 grams Leucine Fish, halibut, Atlantic and Pacific, raw 1.69 g 100 grams Leucine Beef, bottom sirloin, tri-tip roast, separable lean only, trimmed to 0" fat, all grades, raw 1.69 g 100 grams Leucine Duck, domesticated, liver, raw 1.69 g 100 grams Leucine Chicken, broilers or fryers, neck, meat and skin, cooked, fried, flour 1.69 g 100 grams Leucine POPEYES, Fried Chicken, Mild, Breast, meat only, skin and breading removed 1.69 g 100 grams Leucine Pork, fresh, loin, sirloin (chops or roasts), boneless, separable lean only, raw 1.69 g 100 grams Leucine Lamb, Australian, imported, fresh, shoulder, blade, separable lean and fat, trimmed to 1/8" fat, cooked, broiled