Foods high in protein often contain good amounts of glutamine.
Eggs are a rich source of glutamine and provide a complete source of protein.
Some vegetables contain glutamine, albeit in smaller amounts compared to protein-rich foods.
Certain legumes and beans offer reasonable amounts of glutamine
Grains like wheat, oats, and quinoa offer a moderate amount of glutamine.
Almonds, peanuts, walnuts, and sunflower seeds provide not only healthy fats but also some glutamine content.
Vegetables from the cabbage family, known as cruciferous vegetables, are good sources of glutamine. Examples include broccoli, Brussels sprouts, and cauliflower.
Bone broth made by simmering bones and connective tissue from meat can be a source of glutamine.