Value Per Nutrient Food 0.23 g 100 grams Leucine Cowpeas (Blackeyes), immature seeds, cooked, boiled, drained, without salt 0.23 g 100 grams Leucine Cowpeas (Blackeyes), immature seeds, cooked, boiled, drained, with salt 0.23 g 100 grams Leucine Potatoes, scalloped, home-prepared with margarine 0.23 g 100 grams Leucine Potatoes, scalloped, home-prepared with butter 0.23 g 100 grams Leucine Soup, cream of asparagus, canned, prepared with equal volume milk 0.23 g 100 grams Leucine Cookies, marshmallow, chocolate-coated (includes marshmallow pies) 0.22 g 100 grams Leucine Cookies, fig bars 0.22 g 100 grams Leucine Soup, cream of mushroom, canned, prepared with equal volume low fat (2%) milk