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Why Your Blood Needs Arginine (Know The Benefits)

Why Your Blood Needs Arginine

An amino acid called Arginine is important for keeping our blood vessels healthy. It is required for the synthesis of nitric oxide, a chemical that aids in relaxing and widening blood vessels, lowering blood pressure and improving circulation.

But that’s not all, arginine also aids in wound healing, immune function, and the removal of waste products from the body.

So, if you are looking to support your cardiovascular health, make sure to include arginine-rich foods in your diet.

In this blog post, we will dive deeper into the benefits of arginine and why your blood needs it.

What is arginine and what does it do in the blood?

Arginine is an amino acid that is important for the body’s metabolism and is involved in the production of nitric oxide (NO), a compound that helps to relax and dilate blood vessels. This lowers blood pressure and improves circulation.

Arginine is also involved in the immune system and wound healing, and may be used in the treatment of cardiovascular disease and erectile dysfunction.

What are the benefits and functions of arginine?

Arginine plays several roles in the body. Some of the benefits and functions of arginine include:

  • Acting as a precursor for the production of nitric oxide
  • Promoting the growth and repair of tissues
  • Supporting the immune system
  • Acting as an antioxidant
  • Stimulating the release of growth hormone

Is arginine good for your blood?

Yes. Arginine has several potential beneficial effects on human health, which include:

Improving cardiovascular health

Arginine helps to relax blood vessels and improve blood flow by increasing the production of nitric oxide, this lowers blood pressure and reduce the risk of heart disease.

Wound healing

Arginine stimulates the growth and repair of tissues, this speeds up the healing process of wounds and injuries.


Arginine stimulates the production of immune cells, this strengthens the immune system and fights off infections.


Arginine neutralizes harmful free radicals, which can damage cells and contribute to the development of chronic diseases.

Improving sexual performance

Arginine promotes the production of sperm and the dilation of blood vessels in the penis, this improves erectile dysfunction and sexual performance.

Athletic performance

Arginine increase the release of growth hormone, which can help to build muscle and burn fat, and can improve physical performance in athletes.

What foods provides arginine?

Arginine can be found in many different foods. Examples include:

  • Beef
  • Chicken
  • Pumpkin seeds
  • Tofu
  • Soy
  • Lentils
  • Sesame seeds
  • Parsley
  • Asparagus
  • Spirulina

Are arginine supplements available?

Yes, arginine supplements are available. They can be found in various forms, including capsules, tablets, and powders.

Powered arginine supplement such as Forever Argi Plus, contains L-arginine that boost your nitric oxide levels to fight free radicals, remove plagues in arteries, improve blood flow and heart health.

Which groups of people have problem getting arginine?

Arginine is found in many foods, so most people are able to get enough through their diet.

However, certain groups of people may have problem getting enough arginine. These include:

  • Vegetarians and vegans. These individuals may not consume enough animal-based foods, which are good sources of arginine.
  • People with certain medical conditions. Individuals with certain medical conditions, such as sickle cell anemia or malabsorption disorders, may not be able to absorb or utilize arginine as efficiently as others.
  • Athletes and bodybuilders. They may require more arginine due to the added physical stress on their muscles.

What are the symptoms of arginine deficiency?

Arginine deficiency is rare, as the body can produce it on it’s own and is also found in many foods.

However, certain groups of people are at risk of deficiency and may experience these symptoms:

  • Stunted growth
  • Dry scaly skin
  • Hair loss
  • Brittle nails
  • Slow wound healing
  • Weakness
  • Fatigue
  • Infections

What is the daily recommended intake for arginine?

The recommended daily intake of arginine varies depending on an individual’s age, sex, and other health factors.

However, according to the National Institutes of Health (NIH), the average adult should consume 2-3 grams of arginine per day and for athletes is about 4-5 grams per day.

Which medications interferes with arginine?

Arginine interacts with blood pressure medications, blood thinners, and erectile dysfunction drugs. Some of the examples include:

  • Captopril
  • Enalapril
  • Lisinopril
  • Amlodipine
  • Cardizem
  • Dilacor
  • Coumadin
  • Aspirin
  • Sildenafil
  • Nitroglycerin
  • Nitrates

Nitrate, a chest pain medication, when combined with arginine can cause your blood pressure to be extremely low.

Is arginine harmful to the blood?

If you take too much arginine, the most common side effects include stomach upset, bloating, diarrhea, and gout. High doses of arginine supplement is dangerous for people with hypertension. In rare cases, excessive arginine intake can cause allergic reactions.


In conclusion, arginine is an essential amino acid that keeps our cardiovascular system healthy. It helps to relax and dilate blood vessels which in turn improves blood flow and reduces the risk of hypertension and heart disease.

To make sure that your body has enough arginine, eat foods that are rich in this amino acid. If the arginine you get from your diet is not enough, supplements are available.

Before taking any medications with arginine supplements, talk to your doctor first and share your health concerns.

Related Post: Why Your Blood Needs Lactose

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