Looking for a supplement that can help with gut health, immune function, muscle recovery after exercise, and more.  

We've done the research for you and compiled a list of the best glutamine supplements on the market. So whether you're looking for a powder, pill, or capsule, we've got you covered.

Buyers Guide for Best Glutamine Supplement

Glutamine is an amino acid that plays a key role in muscle growth, recovery, and immune function. It's found naturally in foods like beef, chicken, and fish, but it can also be taken as a supplement. If you're looking to add glutamine to your diet, there are a few things you should keep in mind. Here's a buyer's guide to the best glutamine supplements on the market.

When it comes to glutamine supplements, purity is important. Some products on the market are contaminated with heavy metals or other substances that can be harmful to your health. Look for a supplement that has been independently tested for purity and safety.

Another thing to consider is whether you want a powder or capsule form supplement. Powder supplements are typically more affordable, but they may not be as convenient to take on the go. Capsules are more expensive, but they're easy to take with you wherever you go.

Finally, pay attention to dosage when choosing a glutamine supplement. Most experts recommend taking between 2-5 grams per day, depending on your goals. Be sure to read the label carefully to make sure you're taking the right amount.

With these factors in mind, you're sure to find the best glutamine supplement for your needs.

What Glutamine and How Does it Work

Glutamine is an amino acid that plays an important role in immune function and gut health. It is found naturally in the body and is also available in supplement form.

Glutamine supplements are often taken by people who are interested in boosting their immunity or improving their gut health.

Some research suggests that glutamine may help to reduce inflammation, heal wounds, and boost immune function. However, more research is needed to confirm these effects. Glutamine supplements are generally considered safe.

Glutamine is an amino acid that is found naturally in the body. It is a key building block of protein and plays an important role in many biological processes.

Supplementing with glutamine can help to support muscle growth and repair, as well as immune function.

Additionally, glutamine has been shown to aid in the healing of gut disorders such as ulcers and Crohn's disease.

The benefits of taking a glutamine supplement

Glutamine is an amino acid that plays an important role in many of the body's processes, including muscle growth, repair, and recovery.

Many people who exercise regularly take a glutamine supplement to help support their goals. Glutamine has a number of benefits, including:

  • Enhancing muscular endurance and reducing recovery time
  • Helping to maintain hydration levels and preventing dehydration
  • Reducing inflammation and oxidative stress
  • Supporting immune system function

Glutamine supplements are available in powder, capsule, and tablet form.

The best time to take glutamine is before or after exercise.

If you are new to taking glutamine supplements, start with a lower dose to see how your body responds. You can gradually increase the dose as needed.

Consult with your healthcare provider if you have any questions about taking glutamine supplements.

How to take glutamine for the best results

Glutamine is a conditionally essential amino acid that is involved in a variety of biochemical processes in the body, including protein synthesis, muscle growth and repair, and anti-inflammatory responses.

Most people take glutamine to improve muscle recovery after workouts. It's generally recommended glutamine intake of 5-10 grams of glutamine per day, either before or after a workout. You can also find glutamine in protein powders, protein shakes, and other supplements.

Side effects of glutamine supplements

Glutamine supplements can cause harm to some people.

One of the most common side effects of glutamine supplements is gastrointestinal distress. This can include symptoms like nausea, vomiting, and diarrhea. Glutamine can also cause headaches and dizziness. In some cases, it may even lead to liver damage.

If you are considering taking a glutamine supplement, be sure to speak with your doctor first to weigh the risks and benefits.

How it enhances immunity

Glutamine enhances immunity by providing fuel for the cells that make up the healthy immune system.

Studies have shown that supplementing with glutamine can increase levels of white blood cells and cytokines, which are molecules involved in the body's immune response.

Glutamine has also been shown to help reduce inflammation and improve gut health, both of which can aid in boosting immunity.

How it improves intestinal health

Glutamine supplements improve intestinal health by increasing the production of mucus in the gut, which helps to protect it from harmful bacteria. They also help to promote the growth of beneficial bacteria in the gut and support healthy digestion.

In addition, glutamine can help to speed up wound healing in the intestines, which is important for people with conditions such as ulcers or Crohn's disease.

Check out our top picks of the best L-Glutamin Supplements and find the one that's right for you!

L-Glutamine Capsules from The Myers Way Protocol

L-Glutamine Capsules from The Myers Way Protocol

Nourishes and Supports Gut Cell Regeneration!

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Great Things About This Product

The Myers Way Protocol L-glutamine supplement is one of the best glutamine capsules. This glutamine supplement offers a variety of benefits for users looking to speed up recovery time and take their workouts to the next level.

First, this product helps support thyroid and immune system health by supporting gut barrier integrity.

Additionally, it supports muscle tissue repair after a tough workout and helps maintain a healthy gut barrier.

It is also Doctor Amy Myers approved and guaranteed so you know you are getting a quality product.

Finally, it is easy to take: simply take two capsules with 8 ounces of water twice daily before or after your workouts!

With all these great benefits, this supplement is an excellent choice for anyone looking to maximize their workout results and maintain optimal health.

Best Glutamine Supplement
L-Glutamine Capsules from The Myers Way Protocol

Good Things to Know

The Myers Way Protocol is a dietary supplement company that was founded by Doctor Amy Myers.

Dr. Myers personally formulates or approves all the supplements she recommends for her proven methodology to fight inflammation, encourage a healthy weight, and improve overall health.

All of their products are made with the highest quality ingredients and they offer a 100% satisfaction guarantee.

The company is committed to providing customers with the best supplements to help them reach their health and fitness goals.

With Dr. Myers' innovative approach, The Myers Way Protocol is quickly becoming one of the leading dietary supplement companies on the market.

Pure TheraPro Rx Leaky Gut Defense

Pure TheraPro Rx Leaky Gut Defense

Great Support for Digestion & Immunity!

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Great Things About This Product

Pure TheraPro Rx Leaky Gut Defense is designed to support gut health and promote optimal gut microbiome.

It is formulated with clinically proven ingredients, including L-Glutamine, Licorice Root Extract, Aloe Leaf, and Arabinogalactan for maximum efficacy.

This supplement is also non-GMO, vegan, and gluten-free, as well as free of artificial colors, preservatives, and flavors.

It is laboratory tested in an FDA-inspected and NSF & GMP-certified facility for purity and quality. In addition, it is quality tested by 3rd party labs to ensure that you are getting the purest and most effective product available.

With its potent formula of clinically proven ingredients, Pure TheraPro Rx Leaky Gut Defense can help you achieve the healthiest, happiest version of yourself.

Best Glutamine Supplement
Pure TheraPro Rx Leaky Gut Defense

Good Things to Know

Pure TheraPro Rx is committed to providing the highest quality supplements available and never utilizes fillers, flow agents, excipients, or ingredients sourced from China.

They also never use dairy, gluten, corn, soy, or other common allergens in any of their formulas.

With Pure TheraPro Rx Leaky Gut Defense, you can be sure you are getting a safe and effective product that has been carefully crafted to support gut health and encourage an optimal gut microbiome.

Nutricost L-Glutamine Powder

Nutricost L-Glutamine Powder

Great For Supporting Overall Health!

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Great Things About This Product

Nutricost L-Glutamine Powder supplement is an unbeatable source of L-Glutamine Powder, with each delivering a whopping 5000mg.

Not only is the powder unflavored and easy to incorporate into any meal or snack, but it’s also vegetarian-friendly, non-GMO, gluten-free, and soy free – so everyone can benefit from its great taste and benefits.

The powder is made in a GMP-compliant and FDA-registered facility, ensuring high standards of quality control and safety.

Best Glutamine Supplement
Nutricost L-Glutamine Powder

Good Things to Know

With 100 servings per bottle, Nutricost L-Glutamine supplement is an excellent choice for anyone looking to support their overall health.

In addition, the product comes with a money-back guarantee.

Dr. Amy Myers Leaky Gut Revive Powder for Leaky Gut Repair

Dr. Amy Myers Leaky Gut Revive Powder for Leaky Gut Repair

Great For Reducing Leaky Gut!

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Great Things About This Product

Dr. Amy Myers Leaky Gut Revive Powder is formulated to provide comprehensive support for a healthy gut and reduce the symptoms of leaky gut.

It contains Aloe Vera Leaf Powder, which helps restore your gut’s normal mucosal lining, Licorice Extract to soothe the stomach and intestinal lining, Slippery Elm and Marshmallow Root to maximize gut repair, larch arabinogalactan to promote healthy gut microflora, and L-Glutamine Powder to reduce sugar cravings and support a healthy weight.

Best Glutamine Supplement
Dr. Amy Myers Leaky Gut Revive Powder for Leaky Gut Repair

Good Things to Know

Dr. Amy Myers Leaky Gut Revive Powder is designed for easy use, as it can be mixed into any beverage with just one glass of water!

It’s also free of gluten, dairy, GMOs, soy, and added sugars, so it’s suitable for many dietary preferences.

To top it off, it also tastes great with a natural strawberry lemonade flavor! This makes it the perfect supplement to add to your gut health regimen!

Terra Origin Healthy Gut Berry with L-Glutamin

Terra Origin Healthy Gut Berry with L-Glutamin

Specifically Formulated to Support the Health of the Gut Lining

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Great Things About This Product

Terra Origin Healthy Gut Berry with L-Glutamin was specifically formulated to support the health of the gut lining, helping it become more resistant to damage caused by toxins and other invaders.

It is made up of L-Glutamine, Zinc, Glucosamine, Slippery Elm Bark, Marshmallow Root, and more! This unique blend of ingredients helps improve intestinal permeability so that your digestive system can better absorb nutrients from the food you eat.

Not to mention, it helps with uncomfortable symptoms like bloating, gas, and constipation.  And that’s not all! It also helps improve gut flora balance which is essential for maintaining good health.

Plus, it supports healthy digestion and can even help reduce inflammation which is a major contributor to autoimmune diseases.

So, if you’re looking for a way to protect your gut and keep it healthy, Terra Origin Healthy Gut Berry with L-Glutamine, Zinc, Glucosamine, Slippery Elm Bark, Marshmallow Root, and More is the perfect product for you.

Best Glutamine Supplement
Terra Origin Healthy Gut Berry with L-Glutamin

Good Things to Know

Terra Origin Healthy Gut Berry with L-Glutamin will help protect your gut because it's the smart move even if you are symptom-free. It's easier to maintain health than to regain it.

So, give your digestive system the support and nourishment it needs with this amazing formula! Try it today and start feeling better tomorrow!

Onnit L-Glutamine Amino Acid

Onnit L-Glutamine Amino Acid

Supports Optimal Performance and Gut Health

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Great Things About This Product

Onnit L-Glutamine Amino Acid is designed to support optimal performance and gut health by providing your body with the l-glutamine it needs.

It is NSF Certified for Sport, so you can be sure that what you’re taking does not contain any banned substances or contaminants. This supplement helps boost aerobic performance and reaction time, allowing you to perform at your peak during physical activity.

Additionally, it helps support gut health and digestion by keeping your digestive system healthy and functioning optimally.

With 60 servings per container, this supplement provides enough l-glutamine to keep you going for a long time. Take it before or after workouts for the best results!

Best Glutamine Supplement
Onnit L-Glutamine Amino Acid

Good Things to Know

Onnit is a health and wellness company committed to helping people reach their full potential. They formulate products using the latest in science-backed nutrition and health research, ensuring that you get the best quality supplements for optimal performance.

In addition to this product, they also offer a wide range of fitness equipment, apparel, and other items designed to help you stay strong and healthy.

With their strict quality control standards, you can be sure that every product they offer meets the highest standards of safety and efficacy.

If you’re looking to take your health and wellness regimen to the next level, Onnit has what you need!

NOW  Supplements L-Glutamine

NOW Supplements L-Glutamine 

Helps Maintain a Healthy Nitrogen Balance in the Body

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Great Things About This Product

NOW  Supplements L-Glutamine provides 500 mg of L-Glutamine per capsule (120 capsules). It is Non-GMO, Halal, Kosher, Dairy Free, Egg Free, Made Without Gluten, Nut Free, Soy Free, and Vegan/Vegetarian friendly.

The product is manufactured in a GMP-certified facility using the highest quality standards. It is also packaged in the USA by a family-owned and operated company since 1968. This product is perfect for anyone looking to increase their intake of L-Glutamine and improve their immune system function.

Additionally, with its nitrogen transporter properties, it helps maintain a healthy nitrogen balance in the body.

For added convenience, this product does not need to be refrigerated and can be stored in a cool, dry place after opening. With its easy-to-swallow veggie capsules, it makes supplementing with L-Glutamine fast and convenient.

So, for anyone looking for an easy way to add more Glutamine into their diet, NOW Supplements' L-Glutamine 500 mg is a perfect choice.

Best Glutamine Supplement
NOW L-Glutamine 500 mg

Good Things to Know

NOW Supplements has been dedicated to providing natural health products of the highest quality since 1968. They source their raw materials from reliable suppliers and use only premium ingredients in their formulations.

All NOW products are produced in accordance with Good Manufacturing Practices (GMP) which ensures that their products meet stringent quality control standards. The company is committed to providing a wide variety of innovative products and also to helping its customers reach their health goals.

Their commitment to excellence, quality, and customer satisfaction has made them a leader in the natural products industry.

With NOW Supplements' L-Glutamine 500mg, you can be sure that you are getting a high-quality product that is backed by decades of experience and dedication.

Metabolic Maintenance L-Glutamine Powder

Metabolic Maintenance L-Glutamine Powder

Helps with Gut Health, Immune Function, Muscle Recovery After Exercise, and More!

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Great Things About This Product

Metabolic Maintenance L-Glutamine Powder offers a wide range of benefits for a variety of individuals and lifestyles.

L-Glutamine supports overall gut health, immune function, and muscle recovery after exercise, and can help with everyday discomforts.   It is made from pure abundant amino acid with no fillers or binders, so you can trust that you are getting the highest quality product on the market.

The powdered form makes it easy to add to drinks or smoothies, and with 500 servings per container, you can trust that you’ll get plenty of use out of it.

This product is also physician-approved, so you can be sure that your health and wellness are in the best hands possible. With Metabolic Maintenance L-Glutamine Powder, you can trust that you’re getting the best in quality and value.

Metabolic Maintenance L-Glutamine Powder stands out from other supplements because it contains no fillers, binders, preservatives, artificial colors, or flavors. It is made with pure amino acids, so you can trust that you are taking in the best quality product available. It is also conveniently dosed, making it easy to add to your favorite drinks or smoothies. It is one of the pure glutamine powders.

Best Glutamine Supplement
Metabolic Maintenance L-Glutamine Powder

Good Things to Know

Metabolic Maintenance has been providing high-quality supplements since 1984. They base their products on the latest wellness research and clinical studies and use third-party testing for all incoming, in-process, and finished products to ensure that their customers are getting the best possible product.

Metabolic Maintenance strives to provide exceptional value with each of its products so you can trust that you’re getting the best for your money.

Their L-Glutamine Powder is no exception - it is physician approved and offers a wide range of benefits to help with gut health, immune function, muscle recovery after exercise, and more.

With Metabolic Maintenance L-Glutamine Powder, you can trust that your health and wellness are in the best hands possible.

Thorne L-Glutamine Capsules

Thorne L-Glutamine Capsules

Supports Your Overall Health and Well-Being!

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Great Things About This Product

Thorne L-Glutamine Capsules is optimally formulated for maximum absorption and efficacy, so you get the most out of your supplement.

It is free from artificial colors and flavors, as well as preservatives. Additionally, each capsule provides 500 mg of pure L-Glutamine to promote gut health, immune function, wound healing, muscle recovery, and healthy nerves.

This product is also vegetarian and gluten-free, making it a great choice for those with dietary sensitivities. By taking Thorne L-Glutamine, you can support your overall health and well-being!

Best Glutamine Supplement
Thorne L-Glutamine Capsules

Good Things to Know

Thorne is a natural health company that has been providing premium quality supplements since 1984. They are dedicated to using the purest, most effective ingredients available and each product is rigorously tested for potency, purity, and safety.

Thorne’s commitment to excellence ensures that customers receive high-quality products that can be trusted to deliver superior results.

Thorne is committed to providing supplements that promote health and well-being, and the L-Glutamine supplement is a perfect example of its dedication to helping people achieve optimal health.

Thorne L-Glutamine Powder

Thorne L-Glutamine Powder

Supports Muscle Recovery and Overall Health

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Great Things About This Product

Thorne L-Glutamine Powder is a great way to support your health and wellness! Here are some of the features that make Thorne L-Glutamine Powder stand out:

1. Glutamine – this amino acid helps with muscle recovery and can be beneficial for those who experience soreness after exercise or injury

2. GI health – glutamine aids in digestion and gut health, helping to promote healthy immune function

3. Wound healing – glutamine is known to support wound and burn healing

4. Allergy-friendly – Thorne L-Glutamine Powder contains no gluten, eggs, tree nuts, peanuts, soy, dairy, shellfish, or fish

5. Quality – Thorne stands behind the quality of its products and is committed to providing science-backed solutions you can trust

6. Versatile – this powder can easily be added to shakes, juices, or smoothies for a quick and easy health boost

With all these features, it’s no wonder that Thorne L-Glutamine Powder is such a popular choice for supporting muscle recovery and overall health.

L-Glutamin Supplement FAQs

L-Glutamine is a popular supplement, but there are a lot of misconceptions about it.

A lot of people are confused about what L-Glutamine is, how it works, and who should take it.

We've compiled the most frequently asked questions about L-Glutamine so that you can get all the information you need before deciding if this supplement is right for you.

How does it help to reduce weight?

It helps to reduce weight by providing energy for the body during exercise.

Glutamine is involved in the process of metabolism and can help to increase the amount of energy available for physical activity.

Additionally, glutamine supplements have been shown to help reduce cravings for unhealthy foods, which can be beneficial for those looking to lose weight.

Are glutamine supplements safe?

Most Glutamine supplements are safe and generally well tolerated, but they can cause some minor side effects like nausea, diarrhea, and abdominal pain. More serious side effects are rare, but they can include vomiting, cramps, and fever.

Anyone with a kidney disorder or other health condition should speak to a doctor before taking glutamine supplements.

How much glutamine should I take?

There is no set answer to this question as the amount of glutamine that a person needs depends on their individual circumstances. However, most people recommend taking between 5 and 20 grams of glutamine per day.

Is it safe to take glutamine every day?

There is no evidence that glutamine is unsafe to take every day. However, it's always best to consult with a doctor before starting any new supplementation regimen.

Glutamine is an amino acid that is produced naturally by the body. It plays an important role in maintaining muscle mass and repairing tissue. Glutamine is also thought to help boost the immune system.

Some people take glutamine supplements as a way to improve overall health and well-being.

There is some evidence that glutamine may be helpful for people who are recovering from surgery or illness, or who are experiencing muscle soreness.

How do I know if I need L-glutamine?

There are a few ways to tell if you need L-glutamine.

One is if you're struggling with chronic inflammation or infection. Glutamine is a key nutrient for repairing and building tissue, so if your body is always in a state of inflammation or fighting an infection, it will likely need more glutamine than usual.

Another way to tell if you need L-glutamine is if you have trouble digesting food properly.

Glutamine is important for maintaining the health of the gut barrier, so if you have a leaky gut syndrome or other digestive issues, you may benefit from taking supplemental glutamine.

Who should avoid taking glutamine supplements?

Glutamine is an amino acid that is found naturally in the body. It plays an important role in many processes, including immune function and gut health. For this reason, glutamine supplements are often marketed as a way to boost health and well-being.

However, there are some people who should avoid taking glutamine supplements. This includes people with liver or kidney disease, as well as those who are pregnant or breastfeeding. Additionally, glutamine can interact with certain medications, so it is important to speak to a healthcare provider before starting any supplement regimen. Ultimately, while glutamine supplements can offer some benefits, it is important to be aware of the potential risks before taking them.

Does glutamine work immediately?

Yes, glutamine supplementation works immediately. Glutamine is a very important nutrient for athletes because it helps to increase muscle mass and strength, and improves the body's ability to recover from exercise. It also helps to prevent DOMS (delayed onset muscle soreness), which is the muscle pain and stiffness that sometimes occurs after a vigorous workout.

Best L-Glutamin Supplement for You

L-glutamine is an important amino acid that helps promote gut health, immune function, wound healing, muscle recovery and healthy nerves. It's essential for people who are active or have a stressful lifestyle.

We hope this report has helped you make an informed decision about which L-Glutamine Supplement is right for you. Thank you for reading and happy health journey!

L-Glutamine Capsules from The Myers Way Protocol

Nourishes and Supports Gut Cell Regeneration!

Pure TheraPro Rx Leaky Gut Defense

Great Support for Digestion & Immunity!

Nutricost L-Glutamine Powder

Great For Supporting Your Overall Health!

Dr. Amy Myers Leaky Gut Revive Powder for Leaky Gut Repair

Great For Reducing Leaky Gut!

Terra Origin Healthy Gut Berry with L-Glutamin

Specifically Formulated to Support the Health of the Gut Lining!

Onnit L-Glutamine Amino Acid

Supports Optimal Performance and Gut Health!

NOW  Supplements L-Glutamine

Helps Maintain a Healthy Nitrogen Balance in the Body!

Metabolic Maintenance L-Glutamine Powder

Helps with Gut Health, Immune Function, Muscle Recovery After Exercise, and More!

Thorne L-Glutamine Capsules

Supports Your Overall Health and Well-Being!

Thorne L-Glutamine Powder

Supports Muscle Recovery and Overall Health!

We hope you find your next amazing thing from the report above! Each product was independently selected by our editors after reading through many research and reviews to come up with the best selection. RockinReports may collect a share of sales or other compensation from the links on this page if you decide to buy something (that's how we stay in business). Thanks for reading and happy health journey!