Value Per Nutrient Food 0.01 g 100 grams Tryptophan Squash, summer, zucchini, includes skin, frozen, cooked, boiled, drained, without salt 0.01 g 100 grams Tryptophan Fast foods, salad, vegetable, tossed, without dressing 0.01 g 100 grams Tryptophan Peppers, chili, green, canned 0.01 g 100 grams Tryptophan Cereals, corn grits, white, regular and quick, unenriched, cooked with water, without salt 0.01 g 100 grams Tryptophan Tomato products, canned, sauce 0.01 g 100 grams Tryptophan Peppers, sweet, red, canned, solids and liquids 0.01 g 100 grams Tryptophan Kohlrabi, raw 0.01 g 100 grams Tryptophan Cereals, corn grits, yellow, regular, quick, unenriched, cooked with water, with salt