L-Glutamine

Muscle Recovery · Amino Acid

Non-GMO

Accelerates muscle repair for faster postworkout recovery
Bolsters immune health after intense physical stress
Protects digestive function during elevated metabolic strain
Replenishes plasma levels depleted by exhaustive exertion
Made in our certified cGMP facility and tested in an ISO 17025–accredited laboratory

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SKU: 0868

UPC: 6-28747-00868-6

NPN: 80021094 (Health Canada Natural Product Number)

Categories: Amino Acids and Proteins, Digestive Health, Muscle Support, Sport Nutrition

ʟ‑Glutamine is the most abundant free amino acid in the body and serves as a vital building block for muscle and immune health. This pure powder helps restore plasma glutamine levels depleted during intense physical stress or exhaustive exercise. It effectively assists in muscle-cell repair and supports the digestive system following periods of high metabolic demand.

Versatile Support for Physical Recovery and Cellular Health

Skeletal muscle serves as the primary reservoir for ʟ‑glutamine, producing the majority of the body’s requirements. While normally nonessential, this amino acid can become conditionally essential during times of physical trauma, intense exercise, or significant metabolic stress. When the body’s demand for glutamine exceeds its ability to synthesize it, muscle catabolism can occur as the amino acid is released from skeletal muscle to support other critical organs. Supplementation helps maintain intracellular concentrations to minimize muscle breakdown and support the body’s natural recovery processes. In addition to physical recovery, ʟ‑glutamine is a fundamental fuel source for rapidly dividing cells, including those of the immune system and the gastrointestinal lining. It plays an established role in supporting intestinal barrier function and reducing permeability following stressful events. This high-potency powder is free from gluten, soy, and artificial additives, providing a clean source of nutritional support for athletes and individuals undergoing periods of high physical stress.

Signs your body could use ʟ‑Glutamine

Delayed muscle-cell repair after exercise
Digestive issues following periods of physical stress
Immune-system strain following intense exertion
Slowed recovery after bouts of intense physical training
Decreased strength following physical stress

Fueling Cellular Repair and Recovery

ʟ‑Glutamine provides critical fuel for lymphocytes and the epithelial cells of the gastrointestinal system. During physical exertion, plasma glutamine levels drop, triggering the release of stored amino acids from muscle tissue. Supplementing with oral ʟ‑glutamine helps restore these levels, blunting the increase in intestinal permeability and providing the necessary substrates for protein synthesis and muscle cell repair.

Who can benefit from ʟ‑Glutamine

Athletes and active individuals performing prolonged or intensive exercise
People undergoing periods of significant physical stress
Adults looking to support their digestive system health after illness or injury
Those seeking to assist their body with natural muscle cell repair and recovery
Individuals who prefer a powder format rather than capsules

Get the most out of ʟ-Glutamine

Eat mindfully

Chew food thoroughly until it reaches a liquid consistency to decrease the mechanical burden on the digestive tract and improve nutrient absorption.

Reconsider your recovery routine

Utilise short periods of cold-water exposure after intense exertion to help regulate the body’s natural inflammatory response and support tissue resilience.

Get morning light exposure

Exposure to natural morning sunlight helps synchronize your internal clock, which is essential for optimizing overnight cellular repair and immune function.

Directions of Use

Adults: Mix 1 rounded teaspoon (approx. 5 g) with cold liquid once daily or as directed by your health-care practitioner. We recommend weighing L-Glutamine for precise dosage.

Warnings

Contains no: Gluten, soy, wheat, eggs, dairy, yeast, citrus, preservatives, artificial flavour or colour, starch, or sugar.

Cautions and warnings: Consult a health-care practitioner prior to use if you are following a low-protein diet, or if you are pregnant or breast-feeding.

Keep out of reach of children.

Ingredients

Each rounded teaspoon (5 g) contains:
ʟ‑Glutamine	5 g

Product ingredients listed here refer to our most recent production runs. Improvements to formulas and access to particular raw materials may create instances whereby ingredients on our web differ from ingredients in finished products available at retail. Always refer to ingredients, directions of use, and warnings on the label of the product you have on hand to ensure it is right for you.

Code: P0163-R1

Frequently Asked Questions

It helps support muscle-cell repair and restoration, as well as the immune and digestive systems after intense exercise.

Any cold liquid. It dissolves easily in juice, iced tea, ice coffee, or a smoothie. The powder has a very subtle taste, so it should not alter the flavour of your favorite cold drink. It may settle to the bottom after a few minutes, so you may need to stir again.

Studies suggest this depends on your needs and goals. For muscle recovery or immune support, it’s commonly taken postworkout, when exercise lowers glutamine levels. To help improve endurance, taking it before exercise can maintain stable plasma glutamine levels. For gut support, it’s often taken on an empty stomach. However, research suggests that consistent daily intake is more important than precise timing.

Most people are fine using a measuring teaspoon. But due to natural variations in the density of the powder, if you require absolute precision in your dosage, it is recommended to weigh the product.

Yes; New Roots Herbal’s L‑Glutamine powder is 100% non‑GMO and contains no artificial flavours or colours.

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