Foods sorted by tryptophan content (g) divided by energy (kcal).
| Food |
tryptophan (g)/energy (kcal) |
| Seaweed, spirulina, dried |
0.0032 |
| Watercress, raw |
0.0027 |
| Mushrooms, brown, italian, or crimini, raw |
0.0025 |
| Spinach, cooked, boiled, drained, without salt |
0.0017 |
| Cheese, mozzarella, whole milk |
0.0017 |
| Tofu, soft, prepared with calcium sulfate and magnesium chloride (nigari) |
0.0017 |
| Leavening agents, yeast, baker's, active dry |
0.0017 |
| Tofu, firm, prepared with calcium sulfate and magnesium chloride (nigari) |
0.0016 |
| Mushrooms, portabella, grilled |
0.0016 |
| Soybeans, mature cooked, boiled, without salt |
0.0014 |
| Asparagus, cooked, boiled, drained, with salt |
0.0013 |
| Cocoa, dry powder, unsweetened |
0.0013 |
| Soybeans, mature seeds, sprouted, cooked, steamed |
0.0013 |
| Cheese, parmesan, hard |
0.0012 |
| Spices, fenugreek seed |
0.0012 |
| Egg, whole, raw, fresh |
0.0012 |
| Cabbage, chinese (pak-choi), raw |
0.0012 |
| Natto |
0.0011 |
| Lupins, mature seeds, cooked, boiled, without salt |
0.0011 |
| Cauliflower, cooked, boiled, drained, without salt |
0.0010 |
| Edamame, frozen, prepared |
0.0010 |
| Cheese, camembert |
0.0010 |
| Seeds, pumpkin and squash seed kernels, roasted, without salt |
0.0010 |
| Broccoli, cooked, boiled, drained, without salt |
0.0010 |
| Seeds, chia seeds, dried |
0.0009 |
