Value Per Nutrient Food 1.90 g 100 grams Leucine Beef, tenderloin, separable lean and fat, trimmed to 1/8" fat, prime, cooked, roasted 1.90 g 100 grams Leucine Lamb, New Zealand, imported, frozen, composite of trimmed retail cuts, separable lean and fat, cooked 1.90 g 100 grams Leucine Lamb, New Zealand, imported, frozen, rib, separable lean only, cooked, roasted 1.90 g 100 grams Leucine Beef, short loin, t-bone steak, separable lean and fat, trimmed to 1/8" fat, choice, cooked, broiled 1.90 g 100 grams Leucine Fish, tuna, fresh, yellowfin, raw 1.90 g 100 grams Leucine Lamb, domestic, shoulder, whole (arm and blade), separable lean and fat, trimmed to 1/4" fat, choice, cooked, broiled 1.90 g 100 grams Leucine Chicken, broilers or fryers, back, meat only, cooked, stewed 1.90 g 100 grams Leucine Chicken, broilers or fryers, wing, meat and skin, cooked, roasted