Value Per Nutrient Food 1.94 g 100 grams Leucine Lamb, domestic, shoulder, whole (arm and blade), separable lean only, trimmed to 1/4" fat, choice, cooked, roasted 1.94 g 100 grams Leucine Veal, ground, cooked, broiled 1.94 g 100 grams Leucine Ground Turkey, fat free, raw 1.94 g 100 grams Leucine Quail, breast, meat only, raw 1.94 g 100 grams Leucine Fish, mackerel, Atlantic, cooked, dry heat 1.94 g 100 grams Leucine Cheese food, pasteurized process, swiss 1.94 g 100 grams Leucine Formulated bar, MARS SNACKFOOD US, SNICKERS MARATHON Protein Performance Bar, Caramel Nut Rush 1.94 g 100 grams Leucine Lamb, domestic, shoulder, arm, separable lean and fat, trimmed to 1/8" fat, cooked, broiled