Spirulina: Nutrition Facts and Health Benefits

Spirulina: Nutrition Facts and Health Benefits


Spirulina is known as a blue-green algae which is often included into juices, smoothies and health shakes.

In fact, the perfect spiral shape gives spiralina its name.

It is a part of cyanobacteria species and has scientifical name as Arthrospira platensis.

Spirulina can survive under the harshest environment.

Loading with many beneficial nutrients, spirulina appears to have curative effects on many health problems.

A look into nutrition facts and health benefits of spirulina may prompt you to add more to your diet.

Nutrition Facts

Spirulina - Nutrition Facts

Generally, spirulina is mainly grown in salt water.

However, fresh water is also ideal environment for the development of this organism.

In fact, most spirulina in the United States is grown in laboratory.

Also, spirulina in dried form can guarantee a safe consumption.

Nutritionallly, spirulina is really beneficial for people’ health thanks to its loading with many nutrients (1).

It is easy to see that spirulina is a powerhouse of many nutrients which are essential for people’ health.

They include protein, vitamin B1, vitamin B2, vitamin B3, copper and iron.

Also, spirulina includes decent amounts of some minerals such as magnesium, potassium and manganese.

Moreover, spirulina is one of the richest sources of protein.

The protein content in spirulina is as excellent as that in eggs.

Other nutrients in spirulina can be listed as zinc, calcium and amino acids.

Notably, spirulina consists of almost all important amino acids which people need.

Besides, the claimation that spirulina contains vitamin B12 is not proved by scientific evidence.

In reality, spiralina is a source of pseudovitamin B12 which is harmful for human’s health (2, 3).

Bottom line: Spirulina – one of the nutrient-dense foodson earth – is a powerhouse of many beneficial factors for health.

Health Benefits of Spirulina

1. Inflammation

The massive benefits of spirulina makes it ideal for fighting inflammation.

It is undeniable that oxidative damage can do much harm to the function of DNA and cells.

Also, it is a deciding factor for the appearance of chronic inflammation.

This condition can cause cancer and many other serious ailments (4).

Interestingly, antioxidants in spirulina can help fight against oxidative damage.

Thus, it is logical to understand that spirulina is an anti-inflammatory organism.

Making unique blue-green color in spirulina, phycocyanin in this organism can also protect against free radicals.

Also, phycocyanin can set limitation to the production of inflammatory signalling molecules.

It also releases an impressive amount of anti-inflammatory impacts (5, 6, 7).

Bottom line: Spirulina is an amazing source of phocyanin which is mainly responsible for its anti-inflammatory effects.

2. High LDL and Triglyceride Levels

Spirulina - High LDL and Triglyceride Levels

In fact, one mechanisms behind benefits of spirulina is its ability to lower LDL and triglyceride levels.

It is clear that cadiovascular, nowadays, is one of the biggest killers all around the world.

Among factors which may increase the risk of heart disease, high LDL cholesterol and triglyceride are popular.

Fortunately, spirulina appears to have positive impacts on these phenonmenon.

By raising HDL cholesterol and lowering high LDL and triglyceride, spirulina may foster heart health a lot.

25 patients of type 2 diabetes participated in a study and spirulina consumption could improve their condition remarkably (8).

Also, many other studies with higher daily spirulina intake have been for its favorable effects (9, 10).

Bottom line: Scientific studies have concluded that spirulina can reduce triglycerides and LDl cholesterol levels, leading to lower danger of heart disease.

3. Oxidized LDL Cholesterol

Another benefits of spirulina is to reduce oxidized LDL cholesterol levels.

In reality, oxidative damage may negatively affect fatty structures inside the body system.

This process is called by lipid peroxidation – a deciding factor of many ailments (11, 12).

For instance, oxidized LDL lipoproteins in the blood can contribute to the appearance of heart disease (13).

Loading with antioxidants, spirulina can control lipid peroxidation process effectively (14).

A different research on 37 diabetics patients indicated that spirulina intake could considerably reduce oxidative damage (15).

Bottom line: Oxidized fatty structures in the body is a key driver of many dangerous ailments. Luckily, antioxidants in spirulina can help with this problem well.

4. Cancer

To work against cancer is another benefits of spirulina.

According to scientific evidence, spirulina can bring about anti-cancer quality.

Several studies in animals claimed that spirulina could prevent cancer and reduce tumor size well (16, 17).

For people, oral cancer is a common dread.

In a study, spirulina intake could reduce oral cancer symptoms (18).

Also, spriculina consumption show better result in comparison with Pentoxyfilline – common drug for oral cancer (19).

Bottom line: Spirulina may go together with anti-cancer effect. More especially, spirulina can have positive impacts on oral cancer.

5. High Blood Pressure

When it comes to benefits of spirulina, people usually mention its good impact on high blood pressure.

There is no need to argue about the danger of high blood pressure.

In fact, this phenomenon may significantly foster the appearance of many ailments.

They are heart stroke, kidney cancer and so on.

Scientific study has shown that 4,5 grams of spirulina each day may lower blood pressure in normal people (20, 21).

Moreover, spirulina could result in the formation of nitric oxide.

In fact, nitric oxide is a molecule which can relax blood vessels (22).

Bottom line: Lower blood pressure – the key driver of many disease- will be addressed well thanks to spirulina.

6. Allergic Rhinitis

In fact, allergic rhinitis indicates the inflammation of nasal airways.

Generally, pollen, animal hair and wheat dust are common causes of allergic rhinitis.

When it comes to the treatment for allergic rhinitis, people ususally think about spirulina (23).

A research suggested that spirulina consumption can provide instant relief from allergic rhinitis symptoms (24).

7. Anemia

Spirulina - Anemia

For people, especially the old, anemia is one of the biggest dreads.

Anemia is a condition which is characterized by reduced amount of red blood cells inside the body system.

Commonly, anemia goes together with weakness as well as fatigue (25).

You can actually protect yourself from anemia with simple ingredients like spirulina.

A study with the participation of patients of anemia witnessed significant increase in red blood cell content thanks to spirulina supplementations (26).

However, it is necessary to do further studies for firmer reliance.

Bottom line: Spirulina seems to be effective at treating anemia. However, more research is important for absolute belief.

8. Muscle Strength and Endurance

In general, muscle fatigue is mainly attributed to exercise-induced oxidative damage.

It is said that some plant foods which are fantacy sources of antioxidant quality may limit the chance of this phenomenon.

Undoubtedly, one of wonderful antioxiadant sources is spirulina.

Scientific studies have supported that spirulina can enhance endurance and limit the appearance of fatigue (27, 28).

Take Home Message

In addition to the above benefits of spirulina, it can regulate blood glucose levels, detoxify the body system and so on (29, 30).

Given that spirulina accompanies with many beneficial health aspects, people should include it regularly into their diet.

Generally, spirulina is quite safe to use.

However, in some cases, it may be contaminated with heavy metals.

Therefore, it is important that customers buy spirulina from licensed or reputed sources.

Moreover, parents should be careful when feeding their children spirulina without consultation from doctors.


This section is designed to provide you with some infographics to grab a quick understanding of spirulina nutrition and health benefits.

Do you agree with all of these amazing health benefits of spirulina? You can comment your ideas on the box below or simply share your own experience.

And do not forget to LIKE, SHARE or PIN this article on social media.

(One Quick Tip: You can pin it onto Pinterest directly with the button on the left top of each picture).

Spirulina Nutrition Facts

Spirulina Health Benefits

Disclaim: The effectiveness from using these foods on certain problems and diseases will be depended on the body condition of the applicant.

  • 4.5K
Logo wikihomeNutrition
Spirulina: Nutrition Facts and Health Benefits
5 (100%) 2 votes

Enter your email address:


Leave a Reply

Your email address will not be published. Required fields are marked *