If you prefer to get your amino acids from your diet, you can find high levels of glutamine in these common foods: Beef, chicken, fish, seafood, and eggs. Dairy: Milk, cheese, and yogurt. Plant-based: Red cabbage, beans, nuts, and seeds.
If you are looking for specific athletic formulations or expert advice, these stores are ideal: where to buy glutamine
Glutamine is typically available as a micronized powder (which dissolves easily in water) or in capsule form for convenience. If you prefer to get your amino acids
Stick to reputable brands that have a history of transparent ingredient listing and quality testing. Whole Food Sources and eggs. Dairy: Milk