Top 20 Best Selling L-Glutamine Amino Acids (2019)




Glutamine has recently been the focus of much scientific interest.  A growing body of evidence suggests that during certain stressful times, the body may require more glutamine than it can produce.  Under these circumstances glutamine may be considered a ... more info

Optimum Nutrition Glutamine Caps contains glutamine which is the most abundant amino acid in the body, comprising more than 60% of the free amino acid pool in skeletal muscle and greater than 20% of total circulating amino acids. Supplemental L-Glutamine ... more info


Heavy training can take a toll on your muscles, and when you're training hard every day your body may not be able to produce sufficient glutamine for recovery. Hardcore lifters and athletes know that supplemental glutamine is a must if they want to maximi ... more info


Glutamine has recently been the focus of much scientific interest. A growing body of evidence suggests that during certain stressful times, the body may require more Glutamine than it can produce.  Under these circumstances Glutamine may be considered a c ... more info



Glutamine has recently been the focus of much scientific interest. A growing body of evidence suggests that during certain stressful times, the body may require more glutamine than it can produce. ... more info

Dietary Supplement. Pure Free Form L-Glutamine Amino Acid Powder. Glutamine is the most abundant amino acid in your body, comprising more than 60% of the free amino acid pool in skeletal muscle and greater than 20% of total circulating amino acids. Each t ... more info



As an athlete, your body is in constant need of glutamine. Musclepharm's core series glutamine is a unique blend of three types of glutamine: l-glutamine, glutamine peptides and alanyl-l-glutamine. These aid in muscle growth, recovery time and digestion. ... more info

L-Glutamine - the most abundant amino acid in the human body - is involved in many metabolic processes; including the synthesis and protection of muscle tissue; the production of glycogen; and immune support during periods of immune and muscular stress.* ... more info



MET-Rx L-glutamine is a powerful fuel for your muscles and supports recovery from workouts. L-glutamine is vital for the proper functioning of the immune system. Glutamine is a crucial component of muscle cells. ... more info


L-Glutamine  - the most abundant amino acid in the human body - is involved in many metabolic processes, including the synthesis and protection of muscles tissue, the production of glycogen, and immune support during periods of immune and muscular stress. ... more info


Glutamine Powder by Optimum Nutrition 600 grams Powder Glutamine is the most abundant amino acid in the body comprising more than 60 of the free amino acid pool in skeletal muscle and greater than 20 of total circulating amino acids. Supplemental L-Glutam ... more info

L-glutamine is perhaps the most revered immune-boosting, muscle-hydrating and muscle-recovery dietary supplement in the sports nutrition industry. ... more info




L-Glutamine, the free amino acid, is the single most abundant amino acid present in skeletal muscle. L-Glutamine may support muscle tissue by limiting the degradation of protein through nitrogen retention, glycogen synthesis, and protein synthesis. L-Glut ... more info

Amino acid supplement. L-Glutamine, a free-form amino acid, can be converted to glutamic acid. Glutamic acid is a usable energy source for the brain and a pre-cursor to the important inhibitory neurotransmitter, GABA (gamma-aminobutyric acid). L-Glutamine ... more info


Glutamine is one of the most abundant of all of the 20 amino acids, making up over 60% of all skeletal muscle tissue in the body. It can be found in even higher concentrations in more vital organs such as the kidney, liver, heart, and brain. This particul ... more info


MET-Rx L-glutamine is a powerful fuel for your muscles and supports recovery from workouts. L-glutamine is vital for the proper functioning of the immune system. Glutamine is a crucial component of muscle cells. ... more info



Glutamine is one of the most abundant of all of the 20 amino acids, making up over 60% of all skeletal muscle tissue in the body. It can be found in even higher concentrations in more vital organs such as the kidney, liver, heart, and brain. This particul ... more info

View larger Product Profile Although a nonessential amino acid, L-glutamine has become the focus of extensive scientific interest because of its important physiological role. Since the 1980s, many researchers have come to regard glutamine as “condition ... more info

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