Per4m Glutamine - 400g
Per4m Glutamine - 400g
Out of stock
Ultra-Pure Micronised Glutamine — Recovery, Immunity & Gut Support
Per4m Glutamine is a high-quality, ultra-pure micronised glutamine powder designed to support muscle recovery, immune function, and gut health. Each serving delivers 5g of free-form L-glutamine — the most abundant amino acid in the body — to help replenish what’s lost during intense training sessions.
Whether you’re chasing strength gains or just recovering faster between workouts, glutamine plays a critical role in reducing muscle breakdown and supporting a healthy internal environment. Ideal for use post-workout or before bed, this supplement mixes easily with water or shakes and contains zero additives, fillers, or flavours.
Key Benefits:
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5g Glutamine per serving
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100% pure & unflavoured
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Supports recovery, gut health & immune function
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80 servings per tub
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Suitable for vegans
Product Overview
Product Overview
How To Use
How To Use
Serving Information
Serving Information
Whats In A Serving
Whats In A Serving
Ingredients
Ingredients
Allergen & Suitability
Allergen & Suitability
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What Are Amino Acids?
Amino acids are the building blocks of protein, playing important roles in muscle protein synthesis and numerous processes throughout the body. Proteins are made from combinations of amino acids, which is why they're closely associated with sports nutrition, training and recovery.
There are 20 standard amino acids used to build proteins, including nine essential amino acids (EAAs) that must be obtained through the diet. Three essential amino acids — leucine, isoleucine and valine — are known as branched-chain amino acids (BCAAs) and are particularly popular in sports supplements.
Amino acid supplements are available as BCAAs, EAAs, glutamine and individual amino acids, allowing you to choose a formula suited to your training and nutritional goals.

Benefits Of Amino Acids
Choose Your Amino Acids

Branched-Chain Amino Acids (BCAAs)
BCAAs contain leucine, isoleucine and valine, three essential amino acids widely used in sports nutrition and commonly available as flavoured powders for before, during or after training.
Essential Amino Acids (EAAs)
EAAs provide all nine essential amino acids that the body cannot produce in sufficient quantities itself, offering a more complete essential amino acid profile than BCAAs alone.
Glutamine
Glutamine is the most abundant free amino acid in the human body and is available as a standalone sports nutrition supplement, typically in an unflavoured powder or capsule format.
Single Amino Acids
Individual amino acid supplements provide targeted ingredients such as L-citrulline, beta-alanine, L-arginine and taurine, allowing you to select specific amino acids according to your training goals.
Amino Acids FAQ
What Do Amino Acids Do?
What Do Amino Acids Do?
Amino acids perform many different functions throughout the body and are best known as the building blocks used to make proteins. Different amino acids also have their own individual physiological roles.
What Are Essential Amino Acids?
What Are Essential Amino Acids?
Essential amino acids are nine amino acids that must be obtained through the diet because the body cannot synthesise them in sufficient quantities. They include histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan and valine.
What Are BCAAs?
What Are BCAAs?
BCAAs, or branched-chain amino acids, are leucine, isoleucine and valine. All three are essential amino acids and therefore must be obtained through your diet.
What Is the Difference Between BCAAs and EAAs?
What Is the Difference Between BCAAs and EAAs?
BCAAs contain three essential amino acids: leucine, isoleucine and valine. EAAs contain all nine essential amino acids. This means an EAA supplement provides a more complete essential amino acid profile.
Do BCAAs Build Muscle?
Do BCAAs Build Muscle?
BCAAs include leucine, which plays an important role in stimulating muscle protein synthesis. However, all nine essential amino acids are required to build new muscle protein, so BCAAs shouldn't be viewed as a replacement for adequate high-quality dietary protein.
Do I Need Amino Acid Supplements If I Take Protein Powder?
Do I Need Amino Acid Supplements If I Take Protein Powder?
Not necessarily. Complete proteins such as whey already contain all nine essential amino acids, including the BCAAs. Standalone amino acid supplements can still be convenient for particular uses, but they're not essential simply because you train.
When Should You Take Amino Acids?
When Should You Take Amino Acids?
That depends on the product. BCAA and EAA powders are commonly consumed before, during or after exercise, while individual amino acids can have different recommended timings and serving instructions.
What Is Glutamine?
What Is Glutamine?
Glutamine is an amino acid naturally produced by the body and found in protein-containing foods. It's also widely available as a standalone glutamine powder or capsule supplement.
Can You Take Amino Acids Every Day?
Can You Take Amino Acids Every Day?
Many amino acid supplements are designed for regular use, but serving recommendations depend on the specific amino acids and formula. Follow the directions provided with the individual product.
Which Amino Acid Supplement Should I Choose?
Which Amino Acid Supplement Should I Choose?
It depends on what you're looking for. BCAAs provide leucine, isoleucine and valine; EAAs provide all nine essential amino acids; glutamine provides a standalone option; and single amino acids allow more targeted supplementation.