2. Cooked White Beans
These are considered as superfoods because they have high content of vitamins, minerals, and other nutrients. They are beneficial for managing weight, preventing heart disease, and lowering the risk of diabetes. One cup or 17 grams of white beans contain 206 mg tryptophan or 74% RDI. Other types of beans that are also good sources of tryptophan, include black, navy, and pink beans, with 57% RDI per cup, kidney and pinto beans with 66% RDI, yellow beans with 68% RDI, and roman or cranberry beans with 70% RDI.
3. Oat Bran
Oat bran is not only delicious but it has several health benefits. It lowers cholesterol, slows down the absorption of sugar, and makes you feel full fast. One cup or 94 grams of oat bran contains 315 mg of tryptophan or 113% RDI. Wheat bran on the other hand has 59% RDI per cup, while buckwheat has 116% RDI.
