Value Per Nutrient Food 0.05 g 100 grams Tryptophan Fast foods, nachos, with cinnamon and sugar 0.05 g 100 grams Tryptophan Babyfood, dinner, beef lasagna, toddler 0.05 g 100 grams Tryptophan Mushrooms, portabella, exposed to ultraviolet light, grilled 0.05 g 100 grams Tryptophan Potatoes, frozen, french fried, par fried, cottage-cut, prepared, heated in oven, with salt 0.05 g 100 grams Tryptophan Milk, producer, fluid, 3.7% milkfat 0.05 g 100 grams Tryptophan Coffee substitute, cereal grain beverage, powder, prepared with whole milk 0.05 g 100 grams Tryptophan Potatoes, frozen, french fried, par fried, cottage-cut, prepared, heated in oven, without salt 0.05 g 100 grams Tryptophan Cookies, fig bars