Value Per Nutrient Food 1.76 g 100 grams Leucine Lamb, domestic, shoulder, blade, separable lean and fat, trimmed to 1/8" fat, choice, cooked, roasted 1.76 g 100 grams Leucine Beef, tenderloin, steak, separable lean only, trimmed to 1/8" fat, all grades, raw 1.76 g 100 grams Leucine Beef, round, top round, separable lean and fat, trimmed to 1/8" fat, prime, raw 1.76 g 100 grams Leucine Beef, chuck, arm pot roast, separable lean only, trimmed to 1/8" fat, all grades, raw 1.76 g 100 grams Leucine Fish, salmon, coho, wild, raw 1.76 g 100 grams Leucine Chicken, broilers or fryers, breast, meat only, raw 1.76 g 100 grams Leucine Beef, top sirloin, steak, separable lean only, trimmed to 1/8" fat, all grades, raw 1.76 g 100 grams Leucine Spices, fenugreek seed