Major L-Arginine 500 mg - 50 Tablets


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Product Overview

Improve Your Heart Health: The Cardiovascular Benefits of Major L-Arginine

Struggling with chest pain, clogged arteries, or poor circulation? Major L-Arginine can help. These easy-to-swallow capsules provide 500 mg of the amino acid L-arginine to support cardiovascular health, enhance blood flow, and improve vascular function. With powerful vasodilating effects, Major L-Arginine helps open blood vessels, increase nitric oxide levels, reduce arterial plaque, and boost circulation. Don't wait to take action for a healthy heart and blood flow - get the clinically studied benefits of L-arginine conveniently with Major L-Arginine.

Expiration Date: 2-2025

Support local business with fast, free delivery in Las Vegas from our Nevada warehouse. Get your order shipped free next-day to your door when you order by 2PM.

Supplement Facts (Amount per Serving)

  • L-Arginine - 500 mg, *


  • Improving blood circulation - L-arginine helps widen blood vessels to increase blood flow and reduce circulation issues. This can help conditions like peripheral artery disease.
  • Managing blood pressure - L-arginine supports healthy blood pressure levels already in the normal range by improving vascular function and nitric oxide levels.
  • Reducing chest pain (angina) - By dilating blood vessels and increasing blood flow, L-arginine can prevent or reduce chest pain from angina.
  • Supporting erectile function - L-arginine may help treat erectile dysfunction by relaxing blood vessels for better engorgement.
  • Boosting exercise performance - Some research shows L-arginine supplements can enhance blood flow and oxygen delivery to increase endurance.
  • Speeding post-surgery recovery - The improved circulation provided by L-arginine may help recovery after heart surgery or other cardiovascular procedures.
  • Fighting inflammation - L-arginine has anti-inflammatory effects that can reduce damage to blood vessels and the cardiovascular system.

Dosage Form

  • Tablets


  • 50 Tablets

Dosage and Administration

  • For Adults 
  • Take one (1) tablet three to six times daily, preferably with a meal
  • As a reminder, discuss the supplements and medications you take with your health care provider

Free Of

  • Yeast
  • Wheat
  • Milk or milk derivatives 
  • Lactose
  • Sugar 
  • Preservatives 
  • Soy 
  • Artificial flavor 
  • Sodium (less than 5 mg per serving)

Warnings and Precautions

  • If you are pregnant, nursing, taking my medications or planning any medical procedure, consult your doctor before use
  • Discontinue use and consult your doctor if any adverse reactions occur 
  • Keep out of reach of children 
  • Store in a dry place and avoid excessive heat
  • Store in the original container with a desiccant 
  • Tamper resistant: Do not use if seal under cap is broken or missing

Possible Side Effects

  1. Upset stomach - High doses of vitamins & minerals may cause nausea, vomiting, diarrhea, constipation, stomach cramps.
  2. Allergic reactions - Some ingredients like vitamin B12, copper or zinc can rarely cause allergic reactions in sensitive individuals. Discontinue use if any hypersensitivity occurs.
  3. Headache - Vitamins like niacin, vitamin B6 and others may sometimes cause headaches in some people.
  4. Sleep issues - The vitamin B complex as well as iron can disrupt sleep if taken late in the day. Best to take in the morning.
  5. Skin flushing - Niacin may cause temporary reddening or flushing of the skin that is harmless for most people.
  6. Yellow urine - Riboflavin and B2 can lead to fluorescent yellow urine which is not harmful.
  7. Interactions - May interact with some medications like tetracycline antibiotics, cholesterol drugs and blood thinners. Consult a doctor before use if on medication.

While generally well tolerated when used as directed, speak to your doctor before starting this supplement, especially if any pre-existing conditions or medication interactions are a concern.

Other Information

  • To preserve quality and freshness, keep bottle tightly closed 
  • Store in a dry place

Other Ingredients

  • Dicalcium Phosphate, Microcrystalline Cellulose, Povidone, Croscarmellose Sodium, Magnesium Stearate, Stearic Acid, Silica, Magnesium Silicate, Ethylcellulose, Triacetin, Acetylated Monoglycerides, Polyethylene Glycol, Oleic Acid


Q: What is L-Arginine?

L-Arginine is an amino acid, which is one of the building blocks of proteins in our body. It is actually considered a "semi-essential" amino acid because our bodies can produce it naturally, but sometimes we may need to get it from our diet or take it as a supplement.

One of the key things that L-Arginine does is help our blood vessels, which are like tiny tubes that carry blood around our body. It tells them to relax and become wider, which helps the blood flow smoothly and reach all the parts of our body. It helps our body produce a molecule called nitric oxide (NO). Nitric oxide is like a messenger that tells our blood vessels to relax and widen, which improves blood flow. This is important for various reasons. It helps our heart pump blood more efficiently, ensuring that oxygen and nutrients reach all parts of our body. It also plays a role in regulating blood pressure.

L-Arginine has gained attention for its potential benefits in cardiovascular health, exercise performance, and recovery. It is believed to enhance blood flow and nutrient delivery to muscles during exercise, which can aid in muscle growth and recovery. L-Arginine is also like a worker that helps make proteins, which are important for building and repairing our muscles, skin, and other parts of our body. It's like the bricks that build our body strong and keep it working properly.

Additionally, L-Arginine is involved in other important functions in our body. It supports the immune system, helps with hormone regulation, and plays a role in wound healing and tissue repair.

While L-Arginine is naturally found in foods like meat, poultry, fish, nuts, and dairy products, some people may choose to take L-Arginine as a dietary supplement to ensure they are getting enough or to address specific health concerns. It's important to note that supplements should be used under the guidance of a healthcare professional.

Overall, L-Arginine is an amino acid that has various roles in our body, especially related to blood flow, cardiovascular health, exercise performance, and overall well-being.

Q: What are the benefits of Major L- Arginine 500 mg?

L-arginine supplements are often used to improve blood flow, manage blood pressure, reduce chest pain, and support physical performance and recovery. It helps widen blood vessels and enhance nitric oxide. L-Arginine has several potential benefits, including:

1. Improved cardiovascular health: L-Arginine's ability to enhance nitric oxide production can promote healthy blood flow by relaxing blood vessels. This effect may help lower blood pressure and improve overall cardiovascular function.

2. Enhanced exercise performance: L-Arginine has been suggested to improve exercise capacity and endurance by increasing blood flow to muscles, delivering oxygen and nutrients more efficiently. It may also aid in the removal of exercise-induced waste products, such as lactic acid.

3. Erectile dysfunction (ED): L-Arginine is sometimes used as a natural remedy for erectile dysfunction. By increasing nitric oxide levels, it can enhance blood flow to the genital area and potentially improve sexual function in some individuals.

4. Wound healing: L-Arginine is involved in the production of collagen, a protein essential for wound healing. It may promote tissue repair and regeneration, which can be beneficial for people with slow-healing wounds or certain skin conditions.

5. Immune support: L-Arginine plays a role in supporting immune function by contributing to the production and activity of immune cells. It can also help promote the release of growth hormone, which aids in the growth and repair of body tissues.

6. Potential anti-inflammatory effects: Some studies suggest that L-Arginine may have anti-inflammatory properties, which could be beneficial for individuals with conditions characterized by chronic inflammation, such as rheumatoid arthritis.

It's important to note that while L-Arginine has potential benefits, individual results may vary, and its effectiveness may depend on various factors such as dosage, overall health, and existing medical conditions. It is always recommended to consult with a healthcare professional before starting any new supplements, especially if you have any pre-existing health conditions or are taking medications.

Q: How does L-arginine improve circulation?

L-arginine increases nitric oxide production which signals blood vessels to relax and dilate. This allows greater blood flow and nutrient delivery. It also reduces plaque to maintain healthy arteries.

Q: When should I take L-arginine supplements?

The suggested dosage is 1 capsule daily with food. L-arginine is best taken consistently for at least 2-3 months to notice effects. Always follow dosage directions and consult your doctor.

Q: Are there any side effects or precautions?

When used appropriately L-arginine has minimal side effects. But it can interact with certain medications so doctors should be consulted, especially if you have a medical condition.

Q: Is L-arginine effective for erectile dysfunction?

Some research indicates L-arginine may help treat ED in some men by relaxing blood vessels for improved blood flow. However results are mixed so consult a doctor to see if it may help.


Remember, while multivitamin supplements can be beneficial, they are not a substitute for a balanced diet and healthy lifestyle. For personalized advice, always consult with a healthcare professional before starting any new supplement regimen.