Value Per Nutrient Food 1.32 g 100 grams Leucine Fast foods, hamburger; double, regular, patty; plain 1.32 g 100 grams Leucine Pork, fresh, spareribs, separable lean and fat, raw 1.32 g 100 grams Leucine KENTUCKY FRIED CHICKEN, Fried Chicken, ORIGINAL RECIPE, Wing, meat and skin with breading 1.32 g 100 grams Leucine Lamb, domestic, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, raw 1.32 g 100 grams Leucine Turkey sausage, fresh, raw 1.32 g 100 grams Leucine Chicken, broilers or fryers, neck, meat only, raw 1.31 g 100 grams Leucine Seeds, sunflower seed butter, with salt added 1.31 g 100 grams Leucine Seeds, sunflower seed butter, without salt