Glutamine 500 | Andrew Lessman | ProCaps Laboratories

Glutamine 500

Digestive & Immune Health • Muscle Support

A source of the conditionally essential amino acid glutamine, the body's most abundant and versatile amino acid. Glutamine plays key roles in healthy skeletal and cardiac muscle function, supports the healthy mucosal lining and barrier function of the digestive system, and plays a special role in the liver, kidneys heart and throughout the body by promoting nitrogen and acid-base balance.


Size: 60 servings

$13.90 $16.90 Manufacturer direct price

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1

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Product details

Glutamine 500 is a pure source of the conditionally essential amino acid glutamine. Amino acids play a multitude of roles in the chemistry of our bodies. They are the essential building blocks of all protein-based tissues and are also required for the creation of digestive enzymes and key molecules, such as hemoglobin and the hormones insulin, thyroxin and epinephrine.

Glutamine is perhaps the body’s most versatile amino acid. It is the most abundant amino acid present in muscle tissue and thus essential for healthy skeletal and cardiac muscle function. Glutamine also plays a unique role in promoting the healthy mucosal lining and barrier function of the intestines and digestive system.

Glutamine also plays a special role in the liver, kidneys and throughout our body by promoting nitrogen balance and acid-base balance. Glutamine also represents an important energy source for specialized cells of the nervous and immune systems.

Most importantly, glutamine is one of only three amino acid building blocks of glutathione, our body’s most powerful, internal, protective compound. In short, glutamine’s long list of critical functions has made it one of the most popular amino acids to supplement.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.


Key benefits

Supports Healthy Muscle Function

Glutamine is the most abundant free amino acid in muscle tissue and in the blood, and it plays a role in healthy skeletal muscle function. During intense physical activity, the body draws on its glutamine stores, which is why Glutamine is a popular choice for active people.

Supports a Healthy Digestive Lining

Glutamine is one of the main fuels for the cells lining your intestines, which renew themselves every few days and need a steady supply of energy. That lining also acts as a barrier, letting nutrients through while keeping unwanted substances out, and glutamine helps support its normal function.

Helps Your Body Make Glutathione

Your body uses three amino acids, glutamate, cysteine and glycine, to make glutathione, one of its most important antioxidants. Glutamine supports this process because your body readily converts it into glutamate, one of the three building blocks.


Suggested use

Consume one capsule daily. You can increase your intake as required or as guided by your physician.


How it's made

Every ProCaps Laboratories product is formulated and made entirely by us, in our own facility — never outsourced to contract manufacturers.

We invest in making our own products because we prioritize quality and integrity over convenience.

In our formulations, ingredients are selected for their relevance, compatibility and effectiveness — not because they're popular or easy to sell.

We source the highest-quality raw materials, prioritizing the most bioavailable forms that are relevant.

Products are made in our 100% solar-powered facility under precise and controlled cGMP manufacturing processes, conducting in-house testing and verification of purity and potency throughout every step of production.

That's the ProCaps Promise: pure, science-driven and made with integrity by us for you.

Learn more about our commitment to quality.


Ingredients

Serving Size
1 Serving (1 Capsules)
Amount Per Serving
% DV*
L-Glutamine
500 mg
†

* Percent Daily Values (% DV). † Daily Value not established.

Other Ingredients: Gelatin capsule.


No artificial colors No preservatives No fillers No lubricants No stabilizers

Frequently asked questions

What does "conditionally essential" mean?

Essential amino acids must come from food, because your body can’t make them. Glutamine is different: your body normally makes enough on its own. But during times of significant physical stress, such as serious illness, injury, or recovery from surgery, your body may use glutamine faster than it can make it, so getting it from food or supplements matters more. That’s why it’s called conditionally essential. In addition to its supplemental form, glutamine is found in foods like meat, fish, eggs, dairy products and beans.

How is Glutamine different from Glutathione?

They sound alike, but they’re different molecules with different jobs. Glutamine is a single amino acid that fuels the cells lining your intestines and your immune cells, among other roles. Glutathione is a small molecule your body builds from three amino acids (glutamate, cysteine and glycine) and it’s one of the body’s most important antioxidants. The two are connected because your body can convert glutamine into glutamate.

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