Value Per Nutrient Food 1.78 g 100 grams Leucine Beef, rib, whole (ribs 6-12), separable lean and fat, trimmed to 1/8" fat, prime, cooked, roasted 1.78 g 100 grams Leucine Lamb, domestic, shoulder, arm, separable lean and fat, trimmed to 1/8" fat, choice, roasted 1.78 g 100 grams Leucine Pork, fresh, loin, tenderloin, separable lean only, raw 1.78 g 100 grams Leucine Beef, ground, 70% lean meat / 30% fat, patty cooked, pan-broiled 1.78 g 100 grams Leucine Pork, Shoulder petite tender, boneless, separable lean and fat, raw 1.78 g 100 grams Leucine Beef, rib, small end (ribs 10-12), separable lean and fat, trimmed to 1/8" fat, all grades, cooked, roasted 1.78 g 100 grams Leucine Pork, cured, ham with natural juices, shank, bone-in, separable lean and fat, unheated 1.78 g 100 grams Leucine Pork, Leg Cap Steak, boneless, separable lean and fat, raw