10 Best l Glutamine Supplement Reviews & Guide in 2022

Best l Glutamine Supplement

Best l Glutamine Supplement

Glutamine is an amino acid that is particularly important for the immune system. It helps with muscle recovery, growth, and repair. Glutamine helps to prevent muscle breakdown during periods of stress or illness, which helps to improve overall health.

There are a number of different supplements on the market that provide glutamine in one form or another. If you are looking for a supplement that provides high quality glutamine in an easy to swallow capsule, then you should consider taking a look at Best l Glutamine Supplement.

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The main ingredient in this product is L-glutamine powder which has been shown to be one of the most effective forms of glutamine available today. It contains no artificial colors or flavors and does not contain any gluten ingredients either making it suitable for people with allergies or those with celiac disease.

For those trying to gain muscle mass, glutamine has a plethora of benefits. First and foremost, glutamine helps support glycogen levels in the body. This gives your muscles the energy they need to perform at full capacity. Glutamine also helps enhance protein synthesis, which again is ideal for an athlete looking to bulk up. Finally, it helps optimize your muscle’s nitrogen levels.

If you’re looking for a high quality glutamine supplement that comes in powder form, then you should take a look at Best l Glutamine Supplement.

1.Nutricost L-Glutamine Powder (500 Grams) Unflavored


  • Special Ingredients : L-Glutamine
  • Brand : Nutricost
  • Specific Uses For Product : Personal, Supplementation, Health, Workout
  • Product Benefits : Gastrointestinal Support, Gut Health, Muscle Growth, Performance, Recovery
  • Dosage Form : Powder
  • Age Range (Description) : Adult
  • Allergen Information : Gluten Free, Soy Free
  • Material Feature : GMO Free, Vegetarian, Gluten Free
  • Item Weight : 0.5 Kilograms
  • Package Information : Bottle

L-Glutamine is an essential amino acid that plays a vital role in many bodily functions. It promotes muscle growth and repair, supports immune health, and helps to regulate blood sugar levels.

Nutricost L-Glutamine powder is a high quality amino acid supplement that contains pure L-Glutamine. This unflavored powder is ideal for mixing into smoothies or adding to your favorite protein shake.

This unflavored powder is made with the highest quality ingredients and manufactured in the USA at a GMP certified facility. Each serving (1 scoop) contains 5000mg of pure L-glutamine powder. This product contains no fillers or additives, artificial colors, sweeteners or flavors.

Nutricost L-Glutamine is vegetarian friendly, non-GMO, gluten free and soy free making it perfect for those following a plant based diet or those who have food allergies or sensitivities!

Nutricost L-Glutamine Powder provides a rich source of glutamine for your body’s metabolic needs. This ingredient can help support your immune system, prevent muscle breakdown and promote recovery from exercise.* It may also help you feel more energized and improve mental focus.

Anyone looking for a high quality source of glutamine can benefit from taking this supplement.* Athletes who engage in intense workouts or other forms of physical activity may want to consider using this product before or after their workouts because it can help reduce muscle soreness and promote faster

2.Optimum Nutrition L-Glutamine Muscle Recovery Capsules


  • Special Ingredients : Amino Acid, Glutamine
  • Brand : Optimum Nutrition
  • Dosage Form : Capsule
  • Flavor : Unflavored
  • Allergen Information : Gelatin
  • Item Weight : 0.42 Pounds
  • Unit Count : 240 Count
  • Item Dimensions LxWxH : 6 x 5 x 4 inches
  • Model Name : Optimum Nutrition 1000 Mg Capsules

If you’re looking for a high quality, pure l glutamine supplement, look no further than the Optimum Nutrition L-Glutamine Muscle Recovery Capsules. This product is manufactured by Optimum Nutrition, a company that has been producing high-quality athletic supplements for years.

The main ingredient in this product is l glutamine, which is one of the most abundant amino acids in your body. It plays an important role in muscle protein development and helps maintain muscle mass during prolonged periods of intense exercise.

This supplement can help reduce muscle soreness after workouts and improve overall recovery time. It’s also great for helping your body heal after an injury or surgery because it helps prevent muscle atrophy due to immobility.

3.NOW Supplements, L-Glutamine 500 mg


  • Special Ingredients : Amino Acid, Glutamine
  • Brand : NOW
  • Specific Uses For Product : Natural
  • Product Benefits : Muscle Growth
  • Diet Type : Gluten Free
  • Dosage Form : Cassules
  • Flavor : No Flavour
  • Color : White
  • Age Range (Description) : Adult
  • Allergen Information : Soy Free

L-Glutamine is an amino acid found in all cells of the body, but it’s especially abundant in the gut. Glutamine is a conditionally essential amino acid, meaning that under certain circumstances its supply may become inadequate and extra glutamine may be required by the body. In that case, supplementing with L-glutamine may help restore levels to normal.

Glutamine is also used by the body as a fuel source during intense training like weight lifting or endurance exercise. That’s because when your body needs energy fast it can use glutamine to make glucose for energy instead of using muscle protein. This can help prevent muscle breakdown during intense training as well as speed recovery afterwards by helping your body return to normal levels of glutamine quickly after intense physical activity.

Amino acid/supports immune function: Glutamine is considered to be a conditionally essential amino acid, which means that under certain circumstances, the body may require more glutamine than it can produce. In that case, supplementing.

4.Pure Encapsulations L-Glutamine 500 mg


  • Brand : Pure Encapsulations
  • Product Benefits : Hypoallergenic
  • Item Form : Capsule
  • Dosage Form : Capsule
  • Flavor : Unflavored
  • Allergen Information : Gluten Free
  • Item Weight :0.15 Pounds
  • Unit Count : 90 Count
  • Item Dimensions LxWxH : 3.1 x 1.8 x 1.1 inches

L-Glutamine is an essential amino acid, which means your body cannot make it on its own. Glutamine is found in all body tissues and fluids including blood, muscle and the brain. It is involved in several metabolic processes including protein synthesis and nitrogen balance.

The amino acid glutamine can be taken orally or intravenously as a medical treatment for intestinal diseases such as Crohn’s disease and ulcerative colitis. In addition, l-glutamine supplementation has been shown to help maintain lean body mass during periods of stress such as exercise or injury.

This l-glutamine supplement features 500 mg of pure L-glutamine per capsule in a vegetarian capsule shell with no fillers or additives.

5.Thorne Research – L-Glutamine – Amino Acid Supplement 


  • Brand : Thorne Research
  • Dosage Form : Capsule
  • Flavor : Unflavored
  • Material Feature : Vegetarian
  • Unit Count : 90.00 Count
  • Item Dimensions LxWxH : 2.09 x 2.09 x 3.72 inches

Glutamine is an amino acid that is one of the most abundant naturally occurring substances in the body. It has been shown to be a key player in many important processes, including immune cell function, digestion and absorption of nutrients, and maintaining the health of the intestinal lining.

Glutamine is also involved in maintaining normal brain function and may have a role in supporting muscle tissue during exercise.

Glutamine is the most abundant amino acid found in muscle tissue and blood plasma. This makes it an essential nutrient for anyone who wants to maintain healthy muscle mass and prevent muscle loss during periods of stress or illness.

6.Life Extension L-Glutamine 500mg


  • Special Ingredients : L-Glutamine (free form amino acid)
  • Brand : Life Extension
  • Specific Uses For Product : Immune Support, Active Lifestyle & Fitness, GI Health
  • Product Benefits : Supports healthy muscle mass, Helps maintain energy levels under heavy stress, Helps maintain optimal immune function
  • Item Form : Capsule
  • Diet Type : Vegetarian
  • Flavor : Unflavored
  • Color : White
  • Allergen Information : Gluten Free
  • Material Feature : Vegetarian

Glutamine is an essential amino acid produced naturally by your body. It’s made in the intestines and liver, then sent to the blood and muscles where it performs several important functions. Glutamine supports muscle growth, helps maintain immune health, boosts energy levels and supports healthy gut function.

L-Glutamine 500mg is an advanced formula designed to help support these vital processes while also boosting immune function and overall health. Our L-Glutamine supplement is sourced using only the finest raw ingredients with the purity and potency your body deserves. We are committed to providing the highest quality supplements backed by science-based research so you can live your healthiest life.

Glutamine is an amino acid your body uses for protein production. While it’s a must-have among serious athletes, glutamine is a great option for anyone who leads an active lifestyle.

Glutamine can be found in the blood, as well as stored in the skeletal muscles and liver, and in higher concentrations than any other amino acid. It’s an important energy source for cells lining the gut and immune cells.

7.L Glutamine Capsules


  • Brand : Carlyle
  • Item Form : Capsule
  • Dosage Form : Capsule
  • Material Feature: GMO Free, Gluten Free
  • Unit Count : 240.00 Count
  • Item Dimensions LxWxH : 2.87 x 2.87 x 5.25 inches

L-Glutamine is the most abundant amino acid in the body and also the most abundant amino acid in muscle tissue. In fact, L-glutamine is so important that it accounts for almost one third of your body’s free amino acids. Glutamine has numerous functions in the human body, and it is often referred to as a “conditionally essential” amino acid because it cannot be synthesized by the body and must be obtained through diet or supplementation.

L-Glutamine plays an essential role in many bodily functions, including immune system health and metabolic processes. The primary function of glutamine is to help maintain muscle mass; however, glutamine also has important roles in stabilizing blood sugar levels, preventing muscle breakdown (catabolism) and reducing recovery time between workouts.

L-Glutamine is the most abundant amino acid in the body. It promotes muscle growth, protects cells from stress and supports immune function.

L-Glutamine is a conditionally essential amino acid. The body can produce it when there is enough protein in the diet; however, under certain conditions like intense exercise or illness, glutamine levels may fall below what is needed to maintain optimal health.

Carlyle L-Glutamine Capsules are a superior form of glutamine that contains 1,500 mg of high quality L-glutamine per serving. This advanced formula is designed to support athletes as they recover from intense training sessions, allowing them to regain muscle mass more quickly and help prevent overtraining syndrome (OTS).

8.Jarrow Formulas L-Glutamine – 120 Veggie Caps 


  • Special Ingredients : Amino Acid, Glutamine
  • Brand : Jarrow Formulas
  • Diet Type : Gluten Free
  • Dosage Form : 500-1000
  • Flavor : Unflavored
  • Color : White
  • Allergen Information : Gluten Free
  • Item Weight : 0.22 Pounds
  • Unit Count : 120 Count
  • Item Dimensions LxWxH : 1.97 x 1.97 x 3.94 inches

L-Glutamine is an amino acid that is commonly used to improve gut health, promote immune function and support muscle recovery. It is found in protein foods such as meat, fish and dairy products. L-glutamine supplements can be taken as a standalone supplement or combined with other supplements for a variety of purposes.

L-glutamine the most abundant amino acid in the body, is involved in many metabolic processes, including synthesis and protection of muscle tissue, production of glycogen, and immune support during immune and muscular stress. It also helps maintain intestinal health by promoting the integrity of intestinal mucosa cells which line the digestive tract.

The amino acid L-glutamine is used in the intestinal tract, kidneys, gallbladder, pancreas and liver L-Glutamine is also a precursor molecule for glutathione (an important antioxidant) production in the body.

9.About Time L-Glutamine,50 Servings


  • Brand : About Time
  • Product Benefits : Metabolism Management
  • Item Form : Liquid
  • Material Feature : Gluten Free
  • Item Weight : 1 Grams
  • Unit Count : 14.1 Ounce
  • Item Dimensions LxWxH : 1.18 x 0.79 x 1.18 inches

About Time Creatine Monohydrate is the purest and most effective creatine formula available. It’s made with 100% pharmaceutical grade creatine monohydrate, a powerful and proven performance enhancing nutrient.

Creatine is found naturally in your body, mostly in your muscles and brain. It has been used by athletes for decades to improve athletic performance and increase muscle mass.

The combination of pure creatine monohydrate with L-Glutamine makes this About Time Creatine Monohydrate 5-Star Formula a superior choice for athletes, vegetarians and anyone concerned about overall aging.

About Time Creatine Monohydrate is easy to mix instantly on-the-go in a shaker bottle, water bottle or your favorite beverage container. Mix it with water or any beverage of your choice for maximum absorption during your workouts!

10.BulkSupplements L-Glutamine Powder


  • Special Ingredients : L-Glutamine
  • Specific Uses For Product : Exercise Recovery, Immune Health, Digestive Health
  • Product Benefits : Pre-Workout Supplement, Post Workout Supplement, Aids Exercise Recovery, Boosts Athletic Endurance
  • Diet Type : Gluten Free
  • Dosage Form : Powder
  • Flavor : Unflavored
  • Age Range (Description) : Adult
  • Material Feature : Dairy Free, Soy Free, Yeast Free, Gluten Free, No Added Sugar & Additives
  • Item Weight : 2.2 Pounds

This bulk L Glutamine powder is an excellent workout supplement for women. It is also beneficial for athletes and those who are frequently stressed. Adding glutamine, with BCAA powder, to your diet can help keep you healthy and functioning properly for long periods of time.

Contributes to Gut Health Look no further! This BulkSupplements L-Glutamine Powder is ideal for gut health. It helps replenish the body’s natural supply of glutamine, which plays an essential role in gut health. This amino acid supports digestive health by reducing intestinal permeability (Leaky Gut), increasing intestinal villi (the tiny finger-like projections that line the inside surface of the small intestine), and improving immune function.

Glutamine, or L Glutamine, is a non-essential amino acid that helps fuel exercise performance by serving as a primary source of fuel during times of high intensity training.* It also helps reduce muscle breakdown following exercise.

This BulkSupplements L-Glutamine Powder is made in the USA at a cGMP certified facility with no added fillers or excipients. The product is 100% pure and clean with no additives whatsoever so that you can be sure you’re getting nothing.

Things to consider before buying a the best l glutamine supplement

If you are looking for the best l glutamine supplement, it can be difficult to find one that ticks all of your boxes. There are many things to consider when choosing the right product for you and your body. You will be able to find many supplements on the market, but only a few are really worth your time and money.

Have you checked for quality?

The best l glutamine supplement should be pure. You want to make sure that the ingredient you are buying is a pure form of the amino acid, and not contaminated with other unwanted ingredients. Some companies add fillers or additives to their capsules, which can lead to undesired side effects like bloating and nausea.

The best l glutamine supplements should also be free of other ingredients like flavorings or artificial sweeteners that could cause stomach upset or allergic reactions if taken in large amounts.

Does it have the right ingredients?

L glutamine is the most abundant amino acid in the body. It serves many functions, from being a building block of protein to providing energy for vital organs and immune function. As an essential amino acid, l-glutamine is not produced by your body but must be obtained through dietary sources or supplementation.

Because it has so many important roles in your body, it’s important to look for a supplement that contains all the benefits you need without any harmful additives or fillers.

Does it have transparant ingredient labels?

Transparant ingredient labels are a rarity in the health and fitness industry, but they should be standard practice. A transparant ingredient label is one that clearly lists all of the ingredients in the product and shows their serving size. It’s difficult to find a product with this type of label because it requires more effort on behalf of the manufacturer, but if you can find one, you’ll have peace of mind knowing exactly what’s inside your supplements.

To check for this important detail: Look at the back or side panel of your supplement container (if applicable) and see if there’s a table with ingredients listed next to their servings sizes for each serving size provided in the container. If there isn’t any table like this included with your product then odds are high that it does not have transparant ingredient labels

Is it from a reputable brand?

When you’re looking for the best l glutamine supplement, it’s important that you check out the brand. A good way to do this is by checking out the company’s website and social media channels. If they don’t have one or if their website looks cheap, it may be a sign that they aren’t very trustworthy. Similarly, you should also look at reviews from other customers to see what others think about them.

You can also check how long the company has been around by doing some research online or on their website itself (if there is one). If they have been around for decades then that means that they’ve probably built up a strong reputation over time and so it might be worth trying some of their products yourself!

Where is it made?

  • Where is your supplement made?
  • What country are the ingredients from?
  • The answers to these questions may be important to you. If you’re looking for a supplement that’s sourced from the United States, then you should know this before purchasing.

If we were to ask ourselves where our l glutamine supplements were made or where their ingredients came from, most of us would have no idea what to say. While it might not seem like something worth worrying about at first glance, knowing where our supplements come from gives us peace of mind when we use them and makes sure they contain nothing but good stuff.

Is it too good to be true?

You should always be cautious when looking for the best l glutamine supplement to buy. There are a lot of products out there, and not all of them will do what they claim. Some of them might even be dangerous!

You can look at the features and the price before buying a product like this one, but you also need to look at other things such as reviews, ingredients and company information so that you know if this is the right product for you or not. You really want something that’s safe for your health and that works well with your body type too.

You should think about these things when choosing the best l glutamine supplement

If you want to buy the best l glutamine supplement, then you should check for these things:

  • Quality. The quality of a product can be determined by looking at its ingredients and label. If it has high-quality ingredients, then there’s a good chance that the product itself will also be of high quality.
  • Ingredients. The specific types of ingredients in your product are important because they tell you what kind of results to expect from it. For example, if your product contains just one type or brand of ingredient (e.g., “l glutamine”), then that means all other types or brands have been excluded from it (e.g., “l carnitine”).
  • In this case, there won’t be any surprises when using such a supplement because its only purpose is to boost muscle growth and recovery after exercise sessions through intake by mouth – but not injection into muscles directly as injections can cause adverse side effects like decreased bone density due to loss electrolytes which leads us into our next point below.


We’ve covered a lot of information in this article, so let’s recap the main points:

  • Glutamine is an amino acid that can be found in foods like chicken and eggs. It also plays a role in helping your body absorb nutrients from food, so it’s important to get enough through your diet (or take supplements).
  • Most people don’t need extra glutamine because they’re probably getting enough from their normal diet. If you’re eating well and still struggling with health problems related to low glutamine levels, then taking a supplement may be worth considering as an option.
  • If you decide to try l glutamine supplements, make sure they’re made with pure l-glutamine and not some other form. Also look at the ingredients list closely; there should only be one or two ingredients besides l-glutamine itself on there—the rest could potentially just be filler!
  • If you’re looking to make the most of your workouts and improve your overall health, it’s important that you choose the right supplements. You want to make sure they have quality ingredients, are made by a reputable brand and manufactured in an FDA-approved facility. It can be tempting to go with products that offer big promises but don’t have any proof behind them, but don’t fall for gimmicks!

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