Glutamine Benefits, Side Effects, Dosage And Review


Glutamine is utilized extensively nowadays by fitness enthusiasts across the globe due to its numerous health benefits. It is often used for dealing with conditions such as Crohn’s disease, insomnia, anxiety, ulcerative colitis, depression, and stomach ulcers. 

Glutamine powder is available at many health stores, which can be used for enhancing performance. For commercial purposes, glutamine is prepared by a fermentation process that utilizes bacteria to make glutamine.

What Is Glutamine?

Glutamine is an amino acid that is present inside the human body, and is needed for building muscle tissue. It is often used for combatting the negative effects of certain treatment options such as medications and chemotherapy.

How Does Glutamine Work?

Glutamine is regarded as the most abundant amino acid present in human body freely. It is produced within muscles, and is sent to different organs by blood. It provides energy to different cells in the body.

Benefits Of Glutamine

Weight Loss

Weight Loss

Glutamine is also beneficial for weight loss. Research studies conducted on lab animals show that glutamine helps to improve liver, and muscle function. According to a study printed in “Diabetologia”, it was observed that glutamine helps to reverse the effects of increased insulin resistance, by reducing fat, increasing muscle and improving liver functioning.

Increase Muscle Growth

Muscle Growth

Glutamine is considered very effective for promoting muscle growth inside the human body. Several research studies have shown that consuming glutamine helps to increase the levels of HGH inside the body. HGH, also known as Human Growth Hormone is the hormone needed for increasing muscle mass.

Increases Energy

Increases Energy

Glutamine is also regarded effective for boosting energy. Glutamine is classified as a gluconeogenic, which helps to manufacture muscle glycogen from glucose present in the bloodstream. This plays a major role in increasing energy during rigorous activities such as weight lifting or cardio. Glutamine helps to remove by-products of energy metabolism from muscles, which helps to improve recovery time between sets during weight training. It also helps to improve total recovery time of muscles, helping them to grow faster.

Side Effects Of Glutamine

Side Effects Of Glutamine

One of the most common side effects of glutamine usage is stomach problems such as indigestion, nausea, diarrhea, bloating, loss of appetite, constipation, rectal bleeding, pale colored stools, and flatulence. These side effects mostly develop as a result of excess consumption of glutamine. Consuming excess glutamine may also result in urination problems, such as dark urine, burning when urinating, or frequent urination.

These symptoms are often accompanied with lower back pain. In certain cases, those taking glutamine may also suffer from upper respiratory issues such as sore throat, common cold, cough, difficulty swallowing, runny nose, dry mouth, tightness of chest, and unquenchable thirst. Allergic symptoms may also occur in those who are allergic to any component of this supplement.


There is no fixed dosage for glutamine. Clinical trials have utilized 4-40 grams of this supplement daily. Therefore, speak to your doctor about the dosage of glutamine for yourself.


Glutamine may interfere with the effectiveness of certain drugs used for treating cancer, therefore, speak to your doctor before using glutamine. Additionally, glutamine may also interact with doxorubicin.


Glutamine has received mostly positive reviews from users, and medical experts. It should only be utilized as directed by a doctor.