Value Per Nutrient Food 0.01 g 100 grams Tryptophan Tomato products, canned, sauce, spanish style 0.01 g 100 grams Tryptophan Peppers, hungarian, raw 0.01 g 100 grams Tryptophan Cereals, corn grits, white, regular, quick, unenriched, cooked with water, with salt 0.01 g 100 grams Tryptophan Peppers, sweet, green, canned, solids and liquids 0.01 g 100 grams Tryptophan Squash, summer, zucchini, includes skin, frozen, unprepared 0.01 g 100 grams Tryptophan Pickles, cucumber, sweet (includes bread and butter pickles) 0.01 g 100 grams Tryptophan Onions, frozen, whole, cooked, boiled, drained, with salt 0.01 g 100 grams Tryptophan Squash, winter, acorn, cooked, boiled, mashed, without salt