HORUS 100% L-Glutamine Powder – 5000 mg, 150 g, 30 Servings

HORUS L-Glutamine: Everyday Amino Acid Support Beyond the Gym

Glutamine is often placed in the bodybuilding section of supplement stores, but its biological role extends well beyond skeletal muscle. It is one of the most abundant amino acids in the human body and is involved in numerous metabolic processes, from transporting nitrogen between tissues to providing fuel for rapidly dividing cells.

That is what makes HORUS 100% L-Glutamine different from a typical pre-workout or performance formula. There are no stimulants and no complicated proprietary blend. Each scoop simply provides 5 grams of L-glutamine, allowing the product to fit easily into training, recovery, and everyday nutrition routines.

Why Do Athletes Use L-Glutamine?

Skeletal muscle is a major site of glutamine synthesis and storage. During prolonged, strenuous exercise, glutamine metabolism changes as other tissues increase their demand for the amino acid. Research has documented reductions in plasma glutamine following prolonged exercise and exhaustive training, which helped establish glutamine as a popular sports-nutrition supplement.

This does not mean that taking glutamine automatically produces more muscle or strength. In fact, when clinical trials have been considered collectively, glutamine has not demonstrated the kind of consistent strength, muscle-mass, or performance effects associated with established ergogenic supplements such as creatine.

Its role is better understood as nutritional support during demanding physical conditions, particularly because glutamine participates in recovery-related metabolic pathways, nitrogen metabolism, and cellular energy production.

L-Glutamine and Post-Workout Recovery

One reason glutamine remains popular among bodybuilders and athletes is its potential relationship with exercise recovery.

Recent scientific reviews identify several biologically plausible mechanisms involving redox balance, inflammatory responses, cellular energy metabolism, and muscle adaptation. Some clinical studies have reported favorable changes in markers of muscle damage, inflammation, or oxidative stress, while others have found little or no measurable benefit.

Therefore, HORUS L-Glutamine can comfortably fit into a post-workout nutrition routine, but it should complement—not replace—adequate protein, calories, hydration, sleep, and an appropriate training program.

Glutamine and Gut Barrier Function

The gastrointestinal tract is another major reason glutamine receives scientific attention.

Intestinal cells utilize glutamine extensively as a metabolic fuel. This becomes particularly interesting for endurance athletes because strenuous exercise, especially prolonged exercise or exercise performed under heat stress, can temporarily affect gastrointestinal integrity.

A systematic review examining supplements and exercise-associated gastrointestinal damage found that the majority of included glutamine studies reported improvements in selected markers of gut-cell damage or permeability, although substantial differences existed between studies.

One controlled human study also found that seven days of glutamine supplementation reduced the increase in intestinal permeability associated with a 60-minute treadmill run.

However, these findings should not be turned into a blanket claim that glutamine “heals the gut.” A broader 2024 meta-analysis involving different adult populations found no significant overall effect on intestinal permeability, with possible benefits appearing in particular higher-dose subgroups.

The evidence therefore supports glutamine's biological relevance to intestinal metabolism, while the magnitude of benefit from supplementation depends heavily on the individual and circumstances.

L-Glutamine and Immune-Cell Metabolism

Glutamine also serves as an important metabolic substrate for immune cells. Rapidly dividing leukocytes utilize glutamine for energy and biosynthetic processes, while prolonged strenuous exercise can simultaneously increase glutamine utilization and temporarily decrease circulating concentrations.

This connection has generated considerable research into glutamine supplementation for heavily trained athletes. Some early studies reported encouraging findings, including lower self-reported illness following endurance events, but the overall evidence for preventing exercise-associated immune suppression remains mixed.

For that reason, glutamine is best described as supporting normal immune-cell metabolism rather than as an immune booster or treatment for illness.

Who May Consider L-Glutamine Powder?

HORUS L-Glutamine is particularly suited to bodybuilders, resistance-training athletes, endurance athletes, and highly active adults who want a simple way to add pure glutamine to their nutritional routine.

Because the powder is unflavored, it can be taken alone with water or incorporated into an existing post-workout drink without significantly changing its flavor profile.

For ordinary healthy people eating adequate protein, glutamine supplementation is not an essential requirement. Its practical appeal becomes greater during heavy training blocks or other periods of increased physiological demand, where glutamine metabolism and utilization may change.

Pure 5 g Servings Without an Overcomplicated Formula

Each serving of HORUS provides a straightforward 5,000 mg dose of L-glutamine.

One 150 g container supplies approximately 30 servings, making daily dosing simple: scoop, mix, and drink. With no artificial colors and an unflavored formula, it can easily become part of a protein shake, post-workout drink, or everyday supplement routine.

For athletes already taking protein and creatine, glutamine serves a distinctly different purpose. Protein supplies the amino acids needed for overall protein synthesis, creatine has strong evidence for improving high-intensity exercise capacity and lean mass during training, while glutamine is primarily considered for its metabolic roles during physiological stress, intestinal-cell metabolism, and recovery-related pathways.

Storage & Important Information

Store in a dry place at room temperature and keep the container properly closed. Keep out of reach of children.

Not intended for persons under 18 years of age. Do not use during pregnancy or while nursing. Consult a qualified healthcare professional before use if you have a medical condition, are following a treatment program, or have questions about whether supplementation is appropriate for you.

Do not exceed the recommended serving. Food supplements should not be used as a substitute for a varied, balanced diet and healthy lifestyle.