What Are Some Foods That Contain L-Tryptophan?


Quick Answer

One food that contains L-tryptophan is the kidney of a Stellar sea lion. Two hundred grams of the meat contain 2580 milligrams of this amino acid. More readily available foods that contain L-tryptophan include raw Alaska king crab, which contains 607 milligrams per 200-calorie serving.

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Full Answer

Chopped frozen spinach that is cooked, boiled, drained and salted has 594 milligrams of L-tryptophan, while shrimp cooked over moist heat delivers 588 milligrams of L-tryptophan. Raw northern lobster, blue crab and crayfish also have fairly high levels of L-tryptophan.

Reduced-glucose dried egg white has 673 milligrams of L-tryptophan, while broiled, skinless duck breast has 543 milligrams of L-tryptophan. Roasted game meat has 564 milligrams.

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