Value Per Nutrient Food 1.72 g 100 grams Leucine Pork, cured, ham, shank, bone-in, separable lean and fat, unheated 1.72 g 100 grams Leucine Beans, navy, mature seeds, raw 1.72 g 100 grams Leucine Lamb, domestic, rib, separable lean and fat, trimmed to 1/4" fat, choice, cooked, broiled 1.72 g 100 grams Leucine Beef, shoulder pot roast or steak, boneless, separable lean and fat, trimmed to 0" fat, all grades, raw 1.72 g 100 grams Leucine Beef, shank crosscuts, separable lean only, trimmed to 1/4" fat, choice, raw 1.72 g 100 grams Leucine Pork, fresh, loin, whole, separable lean only, raw 1.72 g 100 grams Leucine Beef, round, outside round, bottom round, steak, separable lean and fat, trimmed to 0" fat, all grades, raw 1.72 g 100 grams Leucine Pork, fresh, enhanced, loin, tenderloin, separable lean and fat, raw