Occurrences in nature
Glutamine is the most abundant naturally occurring, non-essential amino acid in the human body. In the body it is found circulating in the blood as well as stored in the skeletal muscles. It becomes conditionally essential (requiring intake from food or supplements) in states of illness or injury.
Dietary sources
Dietary sources of L-Glutamine include beef, chicken, fish, eggs, milk, dairy products, cabbage, beets, beans, spinach, and parsley. Small amounts of free L-glutamine are also found in vegetable juices and fermented foods, such as miso.
What does it do?
Glutamine is highly in demand throughout the body. It is used in the gut and immune system extensively to maintain optimal performance.* 60% of free-form amino acids floating in skeletal muscles is L-glutamine. L-glutamine plays a very important role in protein metabolism, and it appears to be a very important nutrient for body builders.* When supplemented, it may help body builders reduce the amount of muscle deterioration that occurs because other tissues that need glutamine will not rob the glutamine stored in the muscle cells.*
Research shows that after intensely working out, glutamine levels in the body are reduced by as much as 50%. Since the body relies on glutamine as cellular fuel for the immune system, scientific studies suggest that glutamine supplementation can minimize the breakdown of muscle tissue and improve protein metabolism.* Glutamine's cell-volumizing effects have also been shown in several studies. No conclusive studies have been done to evaluate the effects of L-glutamine supplementation on weight-training adults; however, a recent study showed up to a 400% increase in growth-hormone levels when as little as 2 grams of free-form L-glutamine supplement was consumed!*
Are there any side effects?
2 comments:
I definitly agree.. I dont take the powder.. I take the capsules only because after trying whey protein.. I am not sure about powder things but it works great.. Thanks Heather for turning me onto this stuff..
Your welcome Stacey. It is a little magic secret to help soreness?
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