Best L-Citrulline

#1 Real Supplements Rated Best in 2020
L Citrulline Capsules 1,200mg Per Serving, 210 Count (L-Citrulline Increases Levels of L-Arginine and Nitric Oxide) Muscle Recovery Supplement – Improve Muscle Pump by Double Wood Supplements
  • Made and Tested in the USA; Our L Citrulline capsules are made in the USA and safety tested for heavy metal and microbes in a state of the art New York facility
  • Boost L Arginine Levels; Research shows that L Citrulline may be more effective at increasing levels of L Arginine in the body when compared to direct L Arginine supplementation
  • Boost Nitric Oxide Levels; L Citrulline supports the synthesis of Nitric Oxide which may help enhance blood flow, circulation, and the “pump” experienced when lifting weights
  • Reduce Fatigue; Some research suggests L Citrulline may reduce fatigue and improve endurance for aerobic and anaerobic exercise
#2 Real Supplements Rated Best in 2020
L-Citrulline Powder by BulkSupplements (500 Grams)
  • Preworkout and Boost athletic endurance*
  • Support cardiovascular health*
  • Promote heart health*
  • Fortify immune function*
  • Contribute to sexual wellness and aid libido*
#3 Real Supplements Rated Best in 2020
Nutricost Pure L-Citrulline (Base) Powder (600 Grams)
  • No Malate, Just Pure Base Powder
  • 3 Grams of L-Citrulline Powder Per Serving (200 Servings)
  • 600 Grams of L-Citrulline Powder Per Bottle
  • Non-GMO and Gluten Free
  • Manufactured In a GMP Compliant, FDA Registered Facility
Sale#4 Real Supplements Rated Best in 2020 L-Citrulline DL-Malate 2:1 (500 Grams)
  • Helps boost energy and Preworkout
  • Aids exercise recovery and Supports circulation*
  • Contributes to cardiovascular health and Promotes heart health*
  • Fortifies the immune system and Benefits sexual health*
  • May help aid libido*
Sale#5 Real Supplements Rated Best in 2020
KAGED MUSCLE, Premium L-Citrulline Powder, Enhance Muscle Pumps, Improve Muscle Vascularity, Nitric Oxide Booster, Citrulline, Unflavored, 100 Servings
  • MASSIVE MUSCLE PUMPS – Boost L-arginine and nitric oxide levels with KAGED MUSCLE L-Citrulline powder, and get those massive, sleeve-splitting muscle pumps you’ve been craving.*
  • POTENT FORMULA – Each serving contains 2 g of Pure L-citrulline to support nutrient delivery through vascular blood flow.*
  • CLEAN INGREDIENTS – Formula has been carefully engineered to have zero added flavors or colors. It’s also vegetarian and kosher, so it’s great if you have specific dietary needs.
  • BANNED SUBSTANCE FREE – This product is third-party tested to be free of all banned substances.
  • TRANSPARENT LABELLING – Know exactly what you’re putting into your body with 100% label transparency
#6 Real Supplements Rated Best in 2020
Dr. Emil's ARGININE Plus - L Arginine + L Citrulline - 2500 MG High Dose NO Booster Tablets - Nitric Oxide Supplement for Muscle, Pump and Heart Health (Arginine AAKG and Citrulline Malate 2:1)
  • Synergistic n.o. booster stacks - we enhanced a blend of L-Arginine AAKG & HCL with L-Citrulline Malate (converted to Arginine in the body), which is a combination clinically shown to increase Arginine blood levels more than supplementation with Arginine alone.
  • 2X more than competitors - our 2500 mg serving size is 50 - 100% stronger than other leading brands in pill form. Competitor dosage ranges (1000mg - 1500mg) have been shown in numerous studies to be largely ineffective in promoting nitric oxide production.
  • High dosage without the powder - combines 2500 mg’s of vital Nitric Oxide precursors: L-Arginine (AAKG & HCL) & L-Citrulline Malate, creating a high dose NO booster in convenient tablet form - avoid cumbersome shake mixing and messy powder without sacrificing the dosage necessary for optimal pump, growth & endurance.
  • Doctor-driven, science-backed - bringing Dr. Emil’s unique knowledge as both a medical doctor & recognized authority in the supplementation field (he’s also a former pro athlete!), our blends are painstakingly formulated to provide superior results and are always backed by science - free of gimmicks, fads & false promises.
  • Only the right stuff - all Dr. Emil products are made from all-natural vitamins, minerals & herbal extracts, without the use of harmful additives; NON-GMO and free of hormones & gluten. All products are manufactured in the USA in a GMP certified laboratory.
#7 Real Supplements Rated Best in 2020
Nutricost L-Citrulline 500mg, 120 Capsules - Gluten Free, Non-GMO, 1000mg Per Serving (60 Serv)
  • 500mg of High Quality L-Citrulline Per Capsule
  • 120 Capsules of L-Citruline Per Bottle
  • 60 Servings Per bottle
  • Great For Pre, Post and Intra Workout
  • Non-GMO, Gluten Free, and Made in a GMP Compliant, FDA Registered Facility
#8 Real Supplements Rated Best in 2020
Jarrow Formulas L-Citrulline, Supports Nitric Oxide Production,* Exercise Recovery* and Liver Detoxification*, 60 Tablets
  • Supports nitric oxide production
  • Exercise recovery and liver detoxification
  • No wheat, no gluten, no soybeans, no dairy, no egg, no fish/shellfish and no peanuts/tree nuts
  • Country of origin is United States
  • During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
#9 Real Supplements Rated Best in 2020
L-Citrulline 1500 mg 180 Vegetarian Caps (Non-GMO & Gluten Free) Supports Healthy Muscle Mass and Recovery* Supports a Healthy Immune System*
  • Each serving contains 1500 mg of L-Citrulline DL Malate. Serving size is 3 veg capsules (500 mg per capsule). Max Supply (180 Capsules Per Bottle & A 60 Day Supply) Vegan/Vegetarian, Non-GMO & Gluten Free
  • Supports Healthy Muscle Mass and Recovery* Supports Increased Stamina and Energy Levels* Supports a healthy Immune System*
  • We source ingredients exclusively from partners who share our rigor for quality, choosing ingredients that meet stringent requirements, such as: identity, purity, potency and bioavailability, so you can achieve the maximum benefits.
  • Manufactured in the USA , in a cGMP registered facility with the highest manufacturing and sourcing standards.
  • As a small family business, we fully understand the uncertainty and risk of trying new supplements. And this is why we go extra mile to source only the highest quality ingredients. Also, trust and transparency is at the forefront of our brand. We list every single ingredient on our products so that you can make an informative decision. Let us know if you have any questions or if can be of any service!
#10 Real Supplements Rated Best in 2020
Best Naturals L-Arginine L-Citruline Complex Tablets, 250 Count
  • l arginine l citrulline Supports Peak Performance
  • l arginine l citrulline Supports Protein Metabolism
  • l arginine l citrulline Supports liver detoxification
  • l arginine l citrulline Supports liver detoxification
  • All Best Naturals products are manufactured in accordance with Good Manufacturing Practices (GMP), among the highest standards in the world -- Proudly Made in USA -- Purity & Potency Guaranteed
#11 Real Supplements Rated Best in 2020
Nutricost L-Citrulline Malate (2:1) Powder (300 Grams)
  • 3 Grams of L-Citrulline Malate Per Serving (100 Servings)
  • More Potent and Less Sour than 1:1 Ratio Versions
  • Non-GMO & Gluten Free
  • 300 Grams of L-Citrulline Malate 2:1 Powder Per Bottle
  • Manufactured In a GMP Compliant, FDA Registered Facility
Sale#12 Real Supplements Rated Best in 2020
Havasu Nutrition Extra Strength L Arginine - 1200mg Nitric Oxide Supplement for Muscle Growth, Vascularity and Energy - L-Citrulline & Essential Amino Acids to Support Physical Endurance, 60 Capsules
  • Nitric oxide in a nutshell; nitric oxide may sound like something a mad scientist would create, but it's actually a naturally occurring molecule your body needs; automatically, your body converts the amino acid arginine, found in our l-arginine and l-citrulline ingredient combination, into a benefit packed nitric oxide
  • A tiny molecule with a big job; we know just how important it is to take care of your vital organs, which is why our arginine supplement is specially formulated for better overall blood circulation; each nitric oxide molecule works to relax your blood vessels so that oxygen can flow more freely throughout your body
  • Say yes to nitric oxide; our customers can't get enough of our nitric oxide supplements, join them in saying yes to all-day energy, increased physical endurance, better post-workout muscle recovery, and overall improved blood circulation from head to toe
  • Muscle builder for men and women; with age and stress, we know it can be hard to get past your fitness plateau; our nitric oxide booster supplements can help give you the endurance you need to workout harder and longer, so that you can see improved muscle growth and vascularity quicker
  • Benefits beyond the gym; our nitrous oxide supplements for men and women, will provide you with all of the full-body benefits that increased oxygen has to offer; our supplements are formulated with the most effective natural ingredients at the perfect doses because your overall health and wellness is our priority
#13 Real Supplements Rated Best in 2020
Zazzee L-Citrulline Malate, 180 Vegan Capsules, 750 mg, Superior Free-Form, Vegan, Non-GMO and All Natural, Contains Organic Stabilizers
  • SUPERIOR QUALITY AND OUTSTANDING VALUE: Our L-Citrulline contains 750 mg per capsule AND 180 capsules per bottle – an amazing value! Compare this to other leading brands that require 2 capsules per serving, or contain less than 180 capsules. In addition, each capsule is all-natural, stabilized organically, 100% vegan, and contains no unwanted fillers or additives.
  • ENHANCED ABSORPTION: Our L-Citrulline is derived from L-Citrulline Malate, a superior form of L-Citrulline. Numerous studies have shown that this form of L-Citrulline is more bioavailable than other forms, and thus is more easily absorbed by the body.
  • 100% VEGETARIAN AND STABILIZED ORGANICALLY: All ingredients, as well as the capsules, are 100% vegetarian and non-GMO. While other competing products use various chemicals as fillers, binders, and excipients, our L-Citrulline replaces these unwanted additives with a proprietary, organic, all-natural blend. This product is free of gluten, soy, milk, egg, fish, shellfish, and tree nut ingredients.
  • SUPERCHARGE YOUR WORKOUT: Our L-Citrulline is a must-have for a super workout! L-Citrulline speeds up the recovery time after a workout, supports the building of healthy muscle mass, and promotes increased stamina and energy levels. L-Citrulline aids in liver detoxification by removing ammonia, a toxic byproduct of intense exercise. L-Citrulline also supports the immune system and overall bodily detoxification.
  • GOLD STANDARD PRODUCTION: Your health and safety mean everything to us. For that reason, our L-Citrulline is manufactured in the USA, in a fully compliant facility with adherence to good manufacturing policies and under the most stringent quality control. You can rest assured that you get the best value for your money!
#14 Real Supplements Rated Best in 2020
Superior Labs – Pure L-Citrulline – Free Form – Optimal 3,000mg Dosage – 150 Vegetable Capsules – Supports Vasodilation, Energy Production and Cardiovascular Health
  • SUPERIOR VASOLIDATION - L-Citrulline is an amino acid that helps the body produce energy and support nitric oxide production. It is important for heart and brain function and many other body processes.*
  • ABSOLUTE PURITY - ZERO SYNTHETIC ADDITIVES, FILLERS, HEAVY METALS, ADULTERANTS - You will never see unnecessary additives such as stearates, dioxides, glycerides or fillers other brands use to make manufacturing cheaper, faster and easier. In addition, we put all ingredients and products through rigorous testing to make sure they are 100% free of contaminants.
  • UNQUESTIONABLE QUALITY - ALL PRODUCTS PRODUCED IN 3rd PARTY CERTIFIED NSF FACILITIES - Few can pass the stringent standards of NSF. Our products are produced in facilities that have been 3rd party audited and certified for quality by NSF, one of the most stringent quality manufacturing assurance organizations in the industry.
  • ZERO UNNATURAL INGREDIENTS - Our product contains NO unnatural ingredients such as magnesium stearate, silicon dioxide, titanium dioxide and other potentially harmful unnatural ingredients that are commonly found in other brands.
  • NO RISK AND NO HASSLE - For almost a decade, we have been delighting Amazon customers. If you are not satisfied with the benefits, results, or are unsatisfied with the product in any other way, please contact us and we'll gladly refund your money in 48 hours or less. That's it - no questions, no hassle, no risk. ​
#15 Real Supplements Rated Best in 2020
Doctor's Best L-Citrulline, Non-GMO, Vegan, Gluten Free, Soy Free, 200g
  • Helps support nitric oxide metabolism & vascular health
  • Helps support muscle protein synthesis and relieve muscle fatigue
  • Helps improve circulation & muscle maintenance
  • Non-GMO, Gluten Free, Soy Free, Vegan
#16 Real Supplements Rated Best in 2020
Amazing Formulas L Citrulline 2000mg Per Serving 120 Tablets (Non-GMO,Gluten Free) - Promotes Healthy Circulation & Cardiovascular Health - Enhances Endurance
  • SUPPORT FOR YOUR WORKOUT L-Citrulline can be converted to L-Arginine in the body to increase nitric oxide levels and enhance circulation. Many pro trainers recommend citrulline supplements for boosting endurance and combating fatigue.
  • CITRULLINE PILLS WITH NO UNWANTED FILLERS Our citrulline caps are made without artificial preservatives, colorants, flavors or additives. It is free of sugar, starch, milk, lactose, soy, gluten, wheat, fish and yeast
  • OPTIMUM DOSAGE Each serving of 2 tablets of our L-Citrulline dietary supplement provides 1000 mg of L-citrulline, making it an optimum and effective dosage
  • QUALITY YOU CAN TRUST All Amazing Formulas products are manufactured in accordance with Good Manufacturing Practices (GMP), among the highest standards in the world. Our product is free of preservatives, artificial colors and artificial sweeteners, making it a great choice dietary supplement
  • PURITY & POTENCY All our products are proudly made in USA with Guaranteed Purity & Potency. We offer best quality products for the best value. All our products are Third Party Tested. We do not compromise on quality
#17 Real Supplements Rated Best in 2020
Source Naturals L-Arginine L-Citrulline Complex 1000mg Essential Amino Acid Supplement - 240 Tablets
  • SUPPORT MUSCLE METABOLISM. Free-form amino acid combination. Arginine supports muscle metabolism, energy, heart function and circulation. Arginine easily converts into nitric oxide (NO).
  • LIVER DETOXIFICATION. l-Arginine/l-Citrullinne Complex supports liver detoxification l-Arginine and l-Citrulline are two amino acids bundled into a single powerful supplement. Both are key intermediates in the Krebs urea cycle, where they participate in the detoxification of ammonia via the production of urea.
  • MUSCLE RELAXATION. The formation of NO mediates smooth muscle relaxation in the blood vessel wall, and thus reduces the workload of the heart.
  • TRUSTED FOR OVER 35 YEARS. Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health.
  • MANUFACTURED IN THE USA. Our facility is located in Scotts Valley California.
#18 Real Supplements Rated Best in 2020
Force Factor Score XXL Nitric Oxide Booster Supplement for Men with L Citrulline Maca and Tribulus to Improve Performance Increase Stamina and Support Blood Flow Tablets, Black, 90 Count
  • MAXIMIZE NITRIC OXIDE LEVELS: SCORE! XXL helps deliver a potent NO boost to improve blood flow during workouts. This formula pairs L-citrulline with S7, a potent super-blend of ingredients, to help escalate nitric oxide levels up to 2.3x.
  • INCREASE PHYSICAL ENDURANCE AND STAMINA: Premium key ingredients in SCORE! XXL have been traditionally used to improve vitality in men for enhanced endurance and stamina.
  • GET DIALED IN AND TURN UP THE HEAT: Staying focused when cranking through sets and reps is key, and SCORE! XXL includes ashwagandha and L-theanine to improve the mind-muscle connection, plus potent ingredients to turn up the heat and intensify results.
  • IMPROVE ATHLETIC PERFORMANCE: Physical endurance is crucial to powering through virtually any workout. SCORE! XXL was developed to boost energy levels and improve the mind-muscle connection to support focus and concentration during your routine.
  • MADE IN USA: Force Factor performance nutrition supplements are produced in cGMP facilities right here in the USA and formulated with premium ingredients sourced from all over the world that are regularly tested for quality and potency.
#19 Real Supplements Rated Best in 2020
Source Naturals L-Citrulline 1000mg - Nitric Oxcide Booster - 120 Capsules
  • Supports sports performance and good health, while at the same time helping the liver detoxify
  • Helps the body rid itself of ammonia, a by-product of intense exercise
  • Helps the body recover after a workout
  • Supports athletic performance and recovery from muscle fatigue.
  • Citrulline helps the liver’s detoxification process by converting toxic ammonia into urea for elimination.
#20 Real Supplements Rated Best in 2020
Bull Blood Nitric Oxide Supplement - Extra Strength L Arginine & L Citrulline Pills for Muscle Growth, Pumps, Blood Flow for Men - NO Booster for Enhancing Male Strength & Energy - 60 Veggie Caps
  • Treat Your Heart Right - During exercise, nitric oxide is released into blood vessels causing them to dilate and improve blood flow throughout the body. Bull Blood Nitric Oxide helps to increase blood flow, ensuring your heart gets healthier, oxygen-rich blood and may help to prevent heart and circulation issues.
  • Male Enhancing Performance - Nitric Oxide works to help dilate blood vessels, increasing the amount of oxygen and nutrient rich blood throughout your entire body. Increased blood flow means bigger pumps, more endurance and larger muscle growth! Show off those gains, both in and out of the gym!
  • Supports Muscle Growth and Recovery - Increasing Nitric Oxide intake helps to fuel the delivery of oxygen and nutrients to active muscle tissue, creating a perfect anabolic environment for muscle building. With this increased, healthier blood flow - your muscles will thank you.
  • Pre Workout Supplement - Scientifically formulated to help maximize energy, stamina and strength, L-Citrulline and L-Arginine are two vital amino acids that help to funnel clean oxygen into your muscle cells - waking them up and increasing your endurance and pumps. Feel the difference and reach new levels of your exercise during pre workout, during workout and post workout.
  • Made in the USA - Power, pumps and performance are just the beginning of what you’ll experience with this explosive blend. Formulated in our USA lab under strict GMP practices, you know you're getting the best. Grab the Bull by the horns and start your transformation today!

Top 10 health benefits of L-citrulline

The amino acids are the building blocks of protein which in itself is the essential nutrient for the body. The amino acids come in two different types, one is the essential amino acids and other is the non-essential amino acids. L-citrulline is a later type of amino acid. It is produced by the body and plays multiple roles to improve the body conditions. The external food sources of L-citrulline are watermelon, cucumber, pumpkin, melon, and squash. The top 10 functions that it plays in the human body are:

1. Keeps your body active

The powdered form of L-citrulline supplement is used by many people all around. A study was carried out on 18 men with fatigue. They took the supplement before exercise and reported a reduction in fatigue. The study further showed that the amount of ATP increased in these individuals.

2. Increases the amount of nitric oxide

The role of nitric oxide in the body is to relax the vessels. The relaxed arteries ensure smooth blood flow and keep the blood pressure within an optimum range. It helps prevent many cardiac diseases.

3. Help heal intestinal diseases

The experiments show that L-citrulline improves digestive tract conditions. The intestinal diseases like the celiac disease, short bowel disorder, and damage caused to small intestines by radiations are said to improve with the use of this supplement.

4. Enhances exercise capacity of the body

The University Of Cordoba, Spain carried out a study on the effects of L-citrulline on the improved physical performance of the men. It was found out that one dose of the supplement enhanced the user ability to do flat barbell bench presses.

5. Used in urea cycle disorders

L-citrulline improves patients with urea cycle disorders by reducing the level of ammonia in the body. It promotes weight gaining and increases protein intake.

6. Treats erectile dysfunction

The issue of erectile dysfunction is common in men these days. The L-citrulline supplements are known for male enhancement with the use of the supplement. The study conducted at the University Of Foggia, Italy shows improved results in men taking this supplement.

7. Supports a healthy immune system

The immune system is strengthened by proteins and other nutrients. The supplement is known to benefit the cells like neutrophils. It enhances the cell’s fighting function and protects the body from invading agents.

8. Helps in neurodegenerative diseases

The neurodegenerative diseases are tough to handle. For such diseases, every option available is a blessing. The experiments to find out L-citrulline effect on Parkinson’s diseases and dementias is under action.

9. Changes in growth hormonal levels

The L-citrulline is known for increasing the levels of arginine in the body. This action takes place after exercise. The arginine is known for increasing the level of growth hormone by blocking the release of GH inhibiting hormone.

10. Improves patients with heart failure

One of the main functions of this non-essential amino acid is to protect the patient from worsening heart conditions like heart failure. Its positive role with nitric oxide keeps the vessels dilated. It increases the pumping volume of the heart.

Real Supplements gives you the best L-Citrulline on the market today. Our top-rated lists are fresh and current so you get the best options.


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